CSES - Aalto Competitive Programming 2025 - wk3 - Mon

Submission details
Task:	Wheel of fortune
Sender:	Giaco
Submission time:	2025-09-15 17:30:59 +0300
Language:	Rust (2021)
Status:	READY
Result:	ACCEPTED

Test results
test	verdict	time
#1	ACCEPTED	0.00 s	details
#2	ACCEPTED	0.00 s	details
#3	ACCEPTED	0.00 s	details
#4	ACCEPTED	0.00 s	details
#5	ACCEPTED	0.00 s	details
#6	ACCEPTED	0.00 s	details
#7	ACCEPTED	0.00 s	details
#8	ACCEPTED	0.00 s	details
#9	ACCEPTED	0.00 s	details
#10	ACCEPTED	0.00 s	details
#11	ACCEPTED	0.00 s	details
#12	ACCEPTED	0.00 s	details
#13	ACCEPTED	0.00 s	details
#14	ACCEPTED	0.00 s	details
#15	ACCEPTED	0.00 s	details
#16	ACCEPTED	0.00 s	details
#17	ACCEPTED	0.00 s	details
#18	ACCEPTED	0.00 s	details
#19	ACCEPTED	0.00 s	details
#20	ACCEPTED	0.00 s	details
#21	ACCEPTED	0.00 s	details
#22	ACCEPTED	0.00 s	details
#23	ACCEPTED	0.00 s	details
#24	ACCEPTED	0.00 s	details
#25	ACCEPTED	0.00 s	details
#26	ACCEPTED	0.00 s	details
#27	ACCEPTED	0.00 s	details
#28	ACCEPTED	0.00 s	details
#29	ACCEPTED	0.00 s	details
#30	ACCEPTED	0.00 s	details
#31	ACCEPTED	0.00 s	details
#32	ACCEPTED	0.00 s	details
#33	ACCEPTED	0.00 s	details
#34	ACCEPTED	0.00 s	details
#35	ACCEPTED	0.00 s	details
#36	ACCEPTED	0.00 s	details
#37	ACCEPTED	0.01 s	details
#38	ACCEPTED	0.00 s	details
#39	ACCEPTED	0.00 s	details
#40	ACCEPTED	0.00 s	details
#41	ACCEPTED	0.00 s	details
#42	ACCEPTED	0.00 s	details
#43	ACCEPTED	0.00 s	details
#44	ACCEPTED	0.00 s	details
#45	ACCEPTED	0.00 s	details
#46	ACCEPTED	0.00 s	details
#47	ACCEPTED	0.00 s	details
#48	ACCEPTED	0.00 s	details
#49	ACCEPTED	0.00 s	details
#50	ACCEPTED	0.00 s	details
#51	ACCEPTED	0.00 s	details
#52	ACCEPTED	0.00 s	details
#53	ACCEPTED	0.00 s	details
#54	ACCEPTED	0.00 s	details
#55	ACCEPTED	0.00 s	details
#56	ACCEPTED	0.00 s	details
#57	ACCEPTED	0.00 s	details
#58	ACCEPTED	0.00 s	details
#59	ACCEPTED	0.00 s	details
#60	ACCEPTED	0.00 s	details
#61	ACCEPTED	0.00 s	details
#62	ACCEPTED	0.00 s	details
#63	ACCEPTED	0.00 s	details
#64	ACCEPTED	0.00 s	details
#65	ACCEPTED	0.00 s	details
#66	ACCEPTED	0.00 s	details
#67	ACCEPTED	0.00 s	details
#68	ACCEPTED	0.00 s	details
#69	ACCEPTED	0.00 s	details
#70	ACCEPTED	0.00 s	details
#71	ACCEPTED	0.00 s	details
#72	ACCEPTED	0.00 s	details
#73	ACCEPTED	0.00 s	details
#74	ACCEPTED	0.00 s	details
#75	ACCEPTED	0.00 s	details
#76	ACCEPTED	0.00 s	details
#77	ACCEPTED	0.00 s	details
#78	ACCEPTED	0.00 s	details
#79	ACCEPTED	0.00 s	details
#80	ACCEPTED	0.00 s	details
#81	ACCEPTED	0.00 s	details
#82	ACCEPTED	0.00 s	details
#83	ACCEPTED	0.00 s	details
#84	ACCEPTED	0.00 s	details
#85	ACCEPTED	0.00 s	details
#86	ACCEPTED	0.01 s	details
#87	ACCEPTED	0.04 s	details
#88	ACCEPTED	0.03 s	details
#89	ACCEPTED	0.03 s	details
#90	ACCEPTED	0.00 s	details
#91	ACCEPTED	0.00 s	details
#92	ACCEPTED	0.00 s	details
#93	ACCEPTED	0.00 s	details
#94	ACCEPTED	0.00 s	details
#95	ACCEPTED	0.00 s	details
#96	ACCEPTED	0.00 s	details
#97	ACCEPTED	0.00 s	details
#98	ACCEPTED	0.01 s	details
#99	ACCEPTED	0.04 s	details
#100	ACCEPTED	0.00 s	details

Compiler report

warning: unused import: `min`
 --> input/code.rs:1:21
  |
1 | use std::cmp::{max, min};
  |                     ^^^
  |
  = note: `#[warn(unused_imports)]` on by default

warning: unused import: `std::collections::VecDeque`
 --> input/code.rs:2:5
  |
2 | use std::collections::VecDeque;
  |     ^^^^^^^^^^^^^^^^^^^^^^^^^^

warning: variable `DP` should have a snake case name
  --> input/code.rs:36:13
   |
36 |     let mut DP = vec![vec![0; 3]; n];
   |             ^^ help: convert the identifier to snake case: `dp`
   |
   = note: `#[warn(non_snake_case)]` on by default

warning: 3 warnings emitted

Code

use std::cmp::{max, min};
use std::collections::VecDeque;
use std::io::{self, Read};

macro_rules! input {
    ($it: expr) => {
        $it.next().unwrap().parse().unwrap()
    };
    ($it: expr, $T: ty) => {
        $it.next().unwrap().parse::<$T>().unwrap()
    };
}
/*
mod classes;
mod homework;

fn main() {
    // println!("{}", "-".repeat(20));
    classes::c05::task3();
    // homework::hw2::task2();
    // println!("{}", "-".repeat(20));
}
// */

fn main() {

    let mut buf = String::new();
    io::stdin().read_to_string(&mut buf).unwrap();

    let mut it = buf.split_whitespace();

    let n: usize = input!(it);

    let v: Vec<i64> = (0..n).map(|_| input!(it)).collect();

    let mut DP = vec![vec![0; 3]; n];

    let min_val = - 10_i64.pow(7);
    // first cell black
    DP[0][0] = v[0];
    DP[0][1] = min_val;
    DP[0][2] = min_val;
    for i in 1..n-1 {
        DP[i][0] = max(DP[i-1][1], DP[i-1][2]) + v[i];
        DP[i][1] = max(DP[i-1][0], DP[i-1][2]) - v[i];
        DP[i][2] = max(DP[i-1][0], DP[i-1][1]);
    }
    let i= n-1;
    DP[i][1] = max(DP[i-1][0], DP[i-1][2]) - v[i];
    DP[i][2] = max(DP[i-1][0], DP[i-1][1]);
    let mut max_so_far = max(DP[i][1], DP[i][2]);


    // first cell red
    DP = vec![vec![0; 3]; n];
    DP[0][0] = min_val;
    DP[0][1] = -v[0];
    DP[0][2] = min_val;
    for i in 1..n-1 {
        DP[i][0] = max(DP[i-1][1], DP[i-1][2]) + v[i];
        DP[i][1] = max(DP[i-1][0], DP[i-1][2]) - v[i];
        DP[i][2] = max(DP[i-1][0], DP[i-1][1]);
    }
    let i= n-1;
    DP[i][0] = max(DP[i-1][1], DP[i-1][2]) + v[i];
    DP[i][2] = max(DP[i-1][0], DP[i-1][1]);

    max_so_far = max(max_so_far, max(DP[i][0], DP[i][2]));

    // first cell green
    DP = vec![vec![0; 3]; n];
    DP[0][0] = min_val;
    DP[0][1] = min_val;
    for i in 1..n-1 {
        DP[i][0] = max(DP[i-1][1], DP[i-1][2]) + v[i];
        DP[i][1] = max(DP[i-1][0], DP[i-1][2]) - v[i];
        DP[i][2] = max(DP[i-1][0], DP[i-1][1]);
    }
    let i= n-1;
    DP[i][0] = max(DP[i-1][1], DP[i-1][2]) + v[i];
    DP[i][1] = max(DP[i-1][0], DP[i-1][2]) - v[i];

    max_so_far = max(max_so_far, max(DP[i][0], DP[i][1]));

    println!("{}", max_so_far);
}

Test details

Test 1

Verdict: ACCEPTED

input
`3 41702 99720 72033` view save

correct output
`58018` view save

user output
`58018` view save

Test 2

Verdict: ACCEPTED

input
`4 41702 99720 72033 93257` view save

correct output
`192977` view save

user output
`192977` view save

Test 3

Verdict: ACCEPTED

input
`5 41702 99720 72033 93257 11` view save

correct output
`192966` view save

user output
`192966` view save

Test 4

Verdict: ACCEPTED

input
`6 41702 99720 72033 93257 11 128...` view save

correct output
`205789` view save

user output
`205789` view save

Test 5

Verdict: ACCEPTED

input
`7 41702 99720 72033 93257 11 128...` view save

correct output
`223199` view save

user output
`223199` view save

Test 6

Verdict: ACCEPTED

input
`10 41702 99720 72033 93257 11 128...` view save

correct output
`329303` view save

user output
`329303` view save

Test 7

Verdict: ACCEPTED

input
`3 43600 18508 2592` view save

correct output
`41008` view save

user output
`41008` view save

Test 8

Verdict: ACCEPTED

input
`4 43600 18508 2592 93155` view save

correct output
`111663` view save

user output
`111663` view save

Test 9

Verdict: ACCEPTED

input
`5 43600 18508 2592 93155 54967` view save

correct output
`134163` view save

user output
`134163` view save

Test 10

Verdict: ACCEPTED

input
`6 43600 18508 2592 93155 54967 9...` view save

correct output
`206437` view save

user output
`206437` view save

Test 11

Verdict: ACCEPTED

input
`7 43600 18508 2592 93155 54967 9...` view save

correct output
`228937` view save

user output
`228937` view save

Test 12

Verdict: ACCEPTED

input
`10 43600 18508 2592 93155 54967 9...` view save

correct output
`286966` view save

user output
`286966` view save

Test 13

Verdict: ACCEPTED

input
`3 55080 7072 70815` view save

correct output
`63743` view save

user output
`63743` view save

Test 14

Verdict: ACCEPTED

input
`4 55080 7072 70815 83996` view save

correct output
`125895` view save

user output
`125895` view save

Test 15

Verdict: ACCEPTED

input
`5 55080 7072 70815 83996 29090` view save

correct output
`132004` view save

user output
`132004` view save

Test 16

Verdict: ACCEPTED

input
`6 55080 7072 70815 83996 29090 1...` view save

correct output
`154985` view save

user output
`154985` view save

Test 17

Verdict: ACCEPTED

input
`7 55080 7072 70815 83996 29090 1...` view save

correct output
`144137` view save

user output
`144137` view save

Test 18

Verdict: ACCEPTED

input
`10 96704 90063 54724 17269 97269 ...` view save

correct output
`389952` view save

user output
`389952` view save

Test 19

Verdict: ACCEPTED

input
`3 96704 90063 54724` view save

correct output
`41980` view save

user output
`41980` view save

Test 20

Verdict: ACCEPTED

input
`4 96704 90063 54724 17269` view save

correct output
`151428` view save

user output
`151428` view save

Test 21

Verdict: ACCEPTED

input
`5 96704 90063 54724 17269 97269` view save

correct output
`170063` view save

user output
`170063` view save

Test 22

Verdict: ACCEPTED

input
`6 96704 90063 54724 17269 97269 ...` view save

correct output
`248697` view save

user output
`248697` view save

Test 23

Verdict: ACCEPTED

input
`7 96704 90063 54724 17269 97269 ...` view save

correct output
`241545` view save

user output
`241545` view save

Test 24

Verdict: ACCEPTED

input
`10 96704 90063 54724 17269 97269 ...` view save

correct output
`389952` view save

user output
`389952` view save

Test 25

Verdict: ACCEPTED

input
`50 41702 99720 72033 93257 11 128...` view save

correct output
`1508857` view save

user output
`1508857` view save

Test 26

Verdict: ACCEPTED

input
`50 43600 18508 2592 93155 54967 9...` view save

correct output
`1261022` view save

user output
`1261022` view save

Test 27

Verdict: ACCEPTED

input
`50 55080 7072 70815 83996 29090 1...` view save

correct output
`1204485` view save

user output
`1204485` view save

Test 28

Verdict: ACCEPTED

input
`50 96704 90063 54724 17269 97269 ...` view save

correct output
`1548881` view save

user output
`1548881` view save

Test 29

Verdict: ACCEPTED

input
`250 41702 99720 72033 93257 11 128...` view save

correct output
`7048856` view save

user output
`7048856` view save

Test 30

Verdict: ACCEPTED

input
`250 43600 18508 2592 93155 54967 9...` view save

correct output
`7355456` view save

user output
`7355456` view save

Test 31

Verdict: ACCEPTED

input
`250 55080 7072 70815 83996 29090 1...` view save

correct output
`6879335` view save

user output
`6879335` view save

Test 32

Verdict: ACCEPTED

input
`250 96704 90063 54724 17269 97269 ...` view save

correct output
`7241700` view save

user output
`7241700` view save

Test 33

Verdict: ACCEPTED

input
`900 41702 99720 72033 93257 11 128...` view save

correct output
`25585084` view save

user output
`25585084` view save

Test 34

Verdict: ACCEPTED

input
`900 43600 18508 2592 93155 54967 9...` view save

correct output
`25559325` view save

user output
`25559325` view save

Test 35

Verdict: ACCEPTED

input
`900 55080 7072 70815 83996 29090 1...` view save

correct output
`25395388` view save

user output
`25395388` view save

Test 36

Verdict: ACCEPTED

input
`900 96704 90063 54724 17269 97269 ...` view save

correct output
`25722421` view save

user output
`25722421` view save

Test 37

Verdict: ACCEPTED

input
`10000 41702 99720 72033 93257 11 128...` view save

correct output
`286456959` view save

user output
`286456959` view save

Test 38

Verdict: ACCEPTED

input
`3 2 3 3` view save

correct output
`1` view save

user output
`1` view save

Test 39

Verdict: ACCEPTED

input
`4 2 4 3 4` view save

correct output
`8` view save

user output
`8` view save

Test 40

Verdict: ACCEPTED

input
`5 3 5 4 5 1` view save

correct output
`9` view save

user output
`9` view save

Test 41

Verdict: ACCEPTED

input
`6 3 6 5 6 1 1` view save

correct output
`13` view save

user output
`13` view save

Test 42

Verdict: ACCEPTED

input
`7 3 7 6 7 1 1 3` view save

correct output
`16` view save

user output
`16` view save

Test 43

Verdict: ACCEPTED

input
`10 5 10 8 10 1 2 4 10 2 3` view save

correct output
`35` view save

user output
`35` view save

Test 44

Verdict: ACCEPTED

input
`3 2 1 1` view save

correct output
`1` view save

user output
`1` view save

Test 45

Verdict: ACCEPTED

input
`4 2 1 1 4` view save

correct output
`5` view save

user output
`5` view save

Test 46

Verdict: ACCEPTED

input
`5 3 1 1 5 3` view save

correct output
`7` view save

user output
`7` view save

Test 47

Verdict: ACCEPTED

input
`6 3 2 1 6 4 6` view save

correct output
`14` view save

user output
`14` view save

Test 48

Verdict: ACCEPTED

input
`7 4 2 1 7 4 7 4` view save

correct output
`17` view save

user output
`17` view save

Test 49

Verdict: ACCEPTED

input
`10 5 2 1 10 6 10 5 5 5 4` view save

correct output
`31` view save

user output
`31` view save

Test 50

Verdict: ACCEPTED

input
`3 2 3 3` view save

correct output
`1` view save

user output
`1` view save

Test 51

Verdict: ACCEPTED

input
`4 2 4 3 4` view save

correct output
`8` view save

user output
`8` view save

Test 52

Verdict: ACCEPTED

input
`5 3 5 4 5 1` view save

correct output
`9` view save

user output
`9` view save

Test 53

Verdict: ACCEPTED

input
`6 3 6 5 6 1 1` view save

correct output
`13` view save

user output
`13` view save

Test 54

Verdict: ACCEPTED

input
`7 3 7 6 7 1 1 3` view save

correct output
`16` view save

user output
`16` view save

Test 55

Verdict: ACCEPTED

input
`10 5 10 8 10 1 2 4 10 2 3` view save

correct output
`35` view save

user output
`35` view save

Test 56

Verdict: ACCEPTED

input
`3 2 1 1` view save

correct output
`1` view save

user output
`1` view save

Test 57

Verdict: ACCEPTED

input
`4 2 1 1 4` view save

correct output
`5` view save

user output
`5` view save

Test 58

Verdict: ACCEPTED

input
`5 3 1 1 5 3` view save

correct output
`7` view save

user output
`7` view save

Test 59

Verdict: ACCEPTED

input
`6 3 2 1 6 4 6` view save

correct output
`14` view save

user output
`14` view save

Test 60

Verdict: ACCEPTED

input
`7 4 2 1 7 4 7 4` view save

correct output
`17` view save

user output
`17` view save

Test 61

Verdict: ACCEPTED

input
`10 5 2 1 10 6 10 5 5 5 4` view save

correct output
`31` view save

user output
`31` view save

Test 62

Verdict: ACCEPTED

input
`3 2 1 3` view save

correct output
`2` view save

user output
`2` view save

Test 63

Verdict: ACCEPTED

input
`4 3 1 3 4` view save

correct output
`6` view save

user output
`6` view save

Test 64

Verdict: ACCEPTED

input
`5 3 1 4 5 2` view save

correct output
`7` view save

user output
`7` view save

Test 65

Verdict: ACCEPTED

input
`6 4 1 5 6 2 1` view save

correct output
`11` view save

user output
`11` view save

Test 66

Verdict: ACCEPTED

input
`7 4 1 5 6 3 1 4` view save

correct output
`11` view save

user output
`11` view save

Test 67

Verdict: ACCEPTED

input
`10 10 10 6 2 10 9 8 7 7 6` view save

correct output
`41` view save

user output
`41` view save

Test 68

Verdict: ACCEPTED

input
`3 3 3 2` view save

correct output
`1` view save

user output
`1` view save

Test 69

Verdict: ACCEPTED

input
`4 4 4 3 1` view save

correct output
`7` view save

user output
`7` view save

Test 70

Verdict: ACCEPTED

input
`5 5 5 3 1 5` view save

correct output
`9` view save

user output
`9` view save

Test 71

Verdict: ACCEPTED

input
`6 6 6 4 2 6 6` view save

correct output
`16` view save

user output
`16` view save

Test 72

Verdict: ACCEPTED

input
`7 7 7 4 2 7 6 6` view save

correct output
`18` view save

user output
`18` view save

Test 73

Verdict: ACCEPTED

input
`10 10 10 6 2 10 9 8 7 7 6` view save

correct output
`41` view save

user output
`41` view save

Test 74

Verdict: ACCEPTED

input
`50 21 50 37 47 1 7 16 50 8 12 5 2...` view save

correct output
`764` view save

user output
`764` view save

Test 75

Verdict: ACCEPTED

input
`50 22 10 2 47 28 48 22 25 22 17 1...` view save

correct output
`641` view save

user output
`641` view save

Test 76

Verdict: ACCEPTED

input
`50 28 4 36 42 15 7 26 29 45 22 45...` view save

correct output
`610` view save

user output
`610` view save

Test 77

Verdict: ACCEPTED

input
`50 49 46 28 9 49 43 36 31 35 30 1...` view save

correct output
`783` view save

user output
`783` view save

Test 78

Verdict: ACCEPTED

input
`250 105 250 181 234 1 33 76 250 37...` view save

correct output
`17676` view save

user output
`17676` view save

Test 79

Verdict: ACCEPTED

input
`250 109 47 7 233 138 237 109 122 1...` view save

correct output
`18449` view save

user output
`18449` view save

Test 80

Verdict: ACCEPTED

input
`250 138 18 178 210 73 31 128 143 2...` view save

correct output
`17250` view save

user output
`17250` view save

Test 81

Verdict: ACCEPTED

input
`250 242 226 137 44 244 214 179 153...` view save

correct output
`18157` view save

user output
`18157` view save

Test 82

Verdict: ACCEPTED

input
`900 376 898 649 840 1 116 273 900 ...` view save

correct output
`230450` view save

user output
`230450` view save

Test 83

Verdict: ACCEPTED

input
`900 393 167 24 839 495 853 392 437...` view save

correct output
`230221` view save

user output
`230221` view save

Test 84

Verdict: ACCEPTED

input
`900 496 64 638 756 262 110 460 513...` view save

correct output
`228745` view save

user output
`228745` view save

Test 85

Verdict: ACCEPTED

input
`900 871 811 493 156 876 771 644 54...` view save

correct output
`231686` view save

user output
`231686` view save

Test 86

Verdict: ACCEPTED

input
`10000 4171 9972 7204 9326 2 1282 302...` view save

correct output
`28647603` view save

user output
`28647603` view save

Test 87

Verdict: ACCEPTED

input
`100000 41703 99721 72034 93258 12 128...` view save

correct output
`2838931183` view save

user output
`2838931183` view save

Test 88

Verdict: ACCEPTED

input
`100000 43601 18509 2593 93156 54968 9...` view save

correct output
`2842573127` view save

user output
`2842573127` view save

Test 89

Verdict: ACCEPTED

input
`100000 55081 7073 70816 83997 29091 1...` view save

correct output
`2839271262` view save

user output
`2839271262` view save

Test 90

Verdict: ACCEPTED

input
`4 100000 100000 100000 100000` view save

correct output
`200000` view save

user output
`200000` view save

Test 91

Verdict: ACCEPTED

input
`5 100000 100000 100000 100000 10...` view save

correct output
`100000` view save

user output
`100000` view save

Test 92

Verdict: ACCEPTED

input
`6 100000 100000 100000 100000 10...` view save

correct output
`300000` view save

user output
`300000` view save

Test 93

Verdict: ACCEPTED

input
`7 100000 100000 100000 100000 10...` view save

correct output
`200000` view save

user output
`200000` view save

Test 94

Verdict: ACCEPTED

input
`10 100000 100000 100000 100000 10...` view save

correct output
`500000` view save

user output
`500000` view save

Test 95

Verdict: ACCEPTED

input
`50 100000 100000 100000 100000 10...` view save

correct output
`2500000` view save

user output
`2500000` view save

Test 96

Verdict: ACCEPTED

input
`250 100000 100000 100000 100000 10...` view save

correct output
`12500000` view save

user output
`12500000` view save

Test 97

Verdict: ACCEPTED

input
`900 100000 100000 100000 100000 10...` view save

correct output
`45000000` view save

user output
`45000000` view save

Test 98

Verdict: ACCEPTED

input
`10000 100000 100000 100000 100000 10...` view save

correct output
`500000000` view save

user output
`500000000` view save

Test 99

Verdict: ACCEPTED

input
`100000 100000 100000 100000 100000 10...` view save

correct output
`5000000000` view save

user output
`5000000000` view save

Test 100

Verdict: ACCEPTED

input
`3 100000 100000 100000` view save

correct output
`0` view save

user output
`0` view save

Aalto Competitive Programming 2025 - wk3 - Mon

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