| Task: | Sunset |
| Sender: | faustaadp |
| Submission time: | 2019-01-19 04:48:25 +0200 |
| Language: | C++ |
| Status: | READY |
| Result: | 100 |
| group | verdict | score |
|---|---|---|
| #1 | ACCEPTED | 16 |
| #2 | ACCEPTED | 35 |
| #3 | ACCEPTED | 49 |
| test | verdict | time | group | |
|---|---|---|---|---|
| #1 | ACCEPTED | 0.02 s | 1 | details |
| #2 | ACCEPTED | 0.02 s | 1 | details |
| #3 | ACCEPTED | 0.02 s | 1 | details |
| #4 | ACCEPTED | 0.01 s | 1 | details |
| #5 | ACCEPTED | 0.02 s | 1 | details |
| #6 | ACCEPTED | 0.02 s | 1 | details |
| #7 | ACCEPTED | 0.02 s | 1 | details |
| #8 | ACCEPTED | 0.01 s | 1 | details |
| #9 | ACCEPTED | 0.02 s | 1 | details |
| #10 | ACCEPTED | 0.01 s | 1 | details |
| #11 | ACCEPTED | 0.01 s | 1 | details |
| #12 | ACCEPTED | 0.02 s | 1 | details |
| #13 | ACCEPTED | 0.03 s | 1 | details |
| #14 | ACCEPTED | 0.02 s | 1 | details |
| #15 | ACCEPTED | 0.02 s | 1 | details |
| #16 | ACCEPTED | 0.01 s | 1 | details |
| #17 | ACCEPTED | 0.01 s | 1 | details |
| #18 | ACCEPTED | 0.01 s | 2 | details |
| #19 | ACCEPTED | 0.17 s | 2 | details |
| #20 | ACCEPTED | 0.18 s | 2 | details |
| #21 | ACCEPTED | 0.17 s | 2 | details |
| #22 | ACCEPTED | 0.12 s | 2 | details |
| #23 | ACCEPTED | 0.11 s | 2 | details |
| #24 | ACCEPTED | 0.18 s | 2 | details |
| #25 | ACCEPTED | 0.11 s | 2 | details |
| #26 | ACCEPTED | 0.18 s | 2 | details |
| #27 | ACCEPTED | 0.16 s | 2 | details |
| #28 | ACCEPTED | 0.02 s | 2 | details |
| #29 | ACCEPTED | 0.13 s | 2 | details |
| #30 | ACCEPTED | 0.12 s | 2 | details |
| #31 | ACCEPTED | 0.12 s | 2 | details |
| #32 | ACCEPTED | 0.01 s | 3 | details |
| #33 | ACCEPTED | 0.17 s | 3 | details |
| #34 | ACCEPTED | 0.17 s | 3 | details |
| #35 | ACCEPTED | 0.20 s | 3 | details |
| #36 | ACCEPTED | 0.17 s | 3 | details |
| #37 | ACCEPTED | 0.12 s | 3 | details |
| #38 | ACCEPTED | 0.11 s | 3 | details |
| #39 | ACCEPTED | 0.19 s | 3 | details |
| #40 | ACCEPTED | 0.14 s | 3 | details |
| #41 | ACCEPTED | 0.17 s | 3 | details |
| #42 | ACCEPTED | 0.12 s | 3 | details |
| #43 | ACCEPTED | 0.17 s | 3 | details |
| #44 | ACCEPTED | 0.30 s | 3 | details |
| #45 | ACCEPTED | 0.14 s | 3 | details |
| #46 | ACCEPTED | 0.12 s | 3 | details |
| #47 | ACCEPTED | 0.13 s | 3 | details |
| #48 | ACCEPTED | 0.12 s | 3 | details |
| #49 | ACCEPTED | 0.10 s | 3 | details |
| #50 | ACCEPTED | 0.12 s | 3 | details |
| #51 | ACCEPTED | 0.13 s | 3 | details |
| #52 | ACCEPTED | 0.13 s | 3 | details |
| #53 | ACCEPTED | 0.12 s | 3 | details |
| #54 | ACCEPTED | 0.12 s | 3 | details |
Code
#include<bits/stdc++.h>
#define ll long long
#define pb push_back
#define mp make_pair
#define fi first
#define se second
using namespace std;
ll n,q,a[101010],ma[21][101010],nx[21][101010],i,j,ta,tb,has;
int main()
{
ios_base::sync_with_stdio(NULL);cin.tie(NULL);cout.tie(NULL);
cin>>n>>q;
for(i=1;i<=n;i++)cin>>a[i];
for(i=1;i<=n;i++)ma[0][i]=a[i];
for(i=1;i<=20;i++)
for(j=1;j<=n;j++)
{
if((j+(1<<(i-1)))<=n)
ma[i][j]=max(ma[i-1][j],ma[i-1][j+(1<<(i-1))]);
else
ma[i][j]=ma[i-1][j];
}
/*for(i=1;i<=3;i++)
for(j=1;j<=n;j++)
cout<<i<<" "<<j<<" "<<ma[i][j]<<"\n";*/
nx[0][n+1]=n+1;
for(i=1;i<=n;i++)
{
ll nex=i+1;
if(ma[20][nex]<=a[i])
{
nx[0][i]=n+1;
// cout<<i<<"\n";
}
else
{
for(j=20;j>=0;j--)
{
if(ma[j][nex]<=a[i])
{
nex+=(1<<j);
}
}
nx[0][i]=nex;
}
}
//return 0;
for(i=1;i<=20;i++)
for(j=1;j<=(n+1);j++)
nx[i][j]=nx[i-1][nx[i-1][j]];
while(q--)
{
has=1;
cin>>ta>>tb;
for(i=20;i>=0;i--)
{
if(nx[i][ta]<=tb)
{
has+=(1<<i);
ta=nx[i][ta];
}
}
cout<<has<<"\n";
}
}
Test details
Test 1
Group: 1
Verdict: ACCEPTED
| input |
|---|
| 5 3
4 1 2 2 3 1 5 2 5 3 4 |
| correct output |
|---|
| 1
3 1 |
| user output |
|---|
| 1 3 1 |
Test 2
Group: 1
Verdict: ACCEPTED
| input |
|---|
| 1 1
1 1 1 |
| correct output |
|---|
| 1 |
| user output |
|---|
| 1 |
Test 3
Group: 1
Verdict: ACCEPTED
| input |
|---|
| 2 3
1 1000000000 1 1 2 2 1 2 |
| correct output |
|---|
| 1
1 2 |
| user output |
|---|
| 1 1 2 |
Test 4
Group: 1
Verdict: ACCEPTED
| input |
|---|
| 2 3
1000000000 1 1 1 2 2 1 2 |
| correct output |
|---|
| 1
1 1 |
| user output |
|---|
| 1 1 1 |
Test 5
Group: 1
Verdict: ACCEPTED
| input |
|---|
| 2000 2000
387547790 498212511 224378606 ... |
| correct output |
|---|
| 14
10 10 3 7 ... |
| user output |
|---|
| 14 10 10 3 7 ... Truncated |
Test 6
Group: 1
Verdict: ACCEPTED
| input |
|---|
| 2000 2000
13604803 27447643 34139694 383... |
| correct output |
|---|
| 198
43 38 58 50 ... |
| user output |
|---|
| 198 43 38 58 50 ... Truncated |
Test 7
Group: 1
Verdict: ACCEPTED
| input |
|---|
| 2000 2000
387547790 498212511 224378606 ... |
| correct output |
|---|
| 1
1 1 1 1 ... |
| user output |
|---|
| 1 1 1 1 1 ... Truncated |
Test 8
Group: 1
Verdict: ACCEPTED
| input |
|---|
| 2000 2000
409666302 646936685 583741760 ... |
| correct output |
|---|
| 8
9 12 8 11 ... |
| user output |
|---|
| 8 9 12 8 11 ... Truncated |
Test 9
Group: 1
Verdict: ACCEPTED
| input |
|---|
| 2000 2000
1000000000 1000000000 10000000... |
| correct output |
|---|
| 1
1 1 1 1 ... |
| user output |
|---|
| 1 1 1 1 1 ... Truncated |
Test 10
Group: 1
Verdict: ACCEPTED
| input |
|---|
| 2000 2000
785263 793567 1573404 1750090 ... |
| correct output |
|---|
| 2000
2000 2000 2000 2000 ... |
| user output |
|---|
| 2000 2000 2000 2000 2000 ... Truncated |
Test 11
Group: 1
Verdict: ACCEPTED
| input |
|---|
| 2000 2000
785263 793567 1573404 1750090 ... |
| correct output |
|---|
| 1960
1947 1963 1942 1944 ... |
| user output |
|---|
| 1960 1947 1963 1942 1944 ... Truncated |
Test 12
Group: 1
Verdict: ACCEPTED
| input |
|---|
| 1999 2000
129087461 494922181 482953911 ... |
| correct output |
|---|
| 10
6 6 7 7 ... |
| user output |
|---|
| 10 6 6 7 7 ... Truncated |
Test 13
Group: 1
Verdict: ACCEPTED
| input |
|---|
| 2000 2000
409666302 646936685 583741760 ... |
| correct output |
|---|
| 8
7 6 7 7 ... |
| user output |
|---|
| 8 7 6 7 7 ... Truncated |
Test 14
Group: 1
Verdict: ACCEPTED
| input |
|---|
| 2000 2000
44989 1437234 1640005 1765235 ... |
| correct output |
|---|
| 1233
1389 1026 150 796 ... |
| user output |
|---|
| 1233 1389 1026 150 796 ... Truncated |
Test 15
Group: 1
Verdict: ACCEPTED
| input |
|---|
| 2000 2000
2 1 4 3 6 5 8 7 10 9 12 11 14 ... |
| correct output |
|---|
| 988
994 981 979 973 ... |
| user output |
|---|
| 988 994 981 979 973 ... Truncated |
Test 16
Group: 1
Verdict: ACCEPTED
| input |
|---|
| 2000 2000
1999 2000 1997 1998 1995 1996 ... |
| correct output |
|---|
| 1
2 1 1 2 ... |
| user output |
|---|
| 1 2 1 1 2 ... Truncated |
Test 17
Group: 1
Verdict: ACCEPTED
| input |
|---|
| 2000 2000
2 1 4 3 5 4 5 2 3 1 2 1 4 3 5 ... |
| correct output |
|---|
| 2
1 1 2 3 ... |
| user output |
|---|
| 2 1 1 2 3 ... Truncated |
Test 18
Group: 2
Verdict: ACCEPTED
| input |
|---|
| 1 1
1 1 1 |
| correct output |
|---|
| 1 |
| user output |
|---|
| 1 |
Test 19
Group: 2
Verdict: ACCEPTED
| input |
|---|
| 100000 200000
32 22 35 59 37 2 5 5 79 53 22 ... |
| correct output |
|---|
| 4
9 6 5 4 ... |
| user output |
|---|
| 4 9 6 5 4 ... Truncated |
Test 20
Group: 2
Verdict: ACCEPTED
| input |
|---|
| 100000 200000
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ... |
| correct output |
|---|
| 89
35 59 25 12 ... |
| user output |
|---|
| 89 35 59 25 12 ... Truncated |
Test 21
Group: 2
Verdict: ACCEPTED
| input |
|---|
| 100000 200000
32 22 35 59 37 2 5 5 79 53 22 ... |
| correct output |
|---|
| 1
1 1 1 1 ... |
| user output |
|---|
| 1 1 1 1 1 ... Truncated |
Test 22
Group: 2
Verdict: ACCEPTED
| input |
|---|
| 100000 200000
72 58 92 12 32 29 55 87 6 49 5... |
| correct output |
|---|
| 5
7 5 6 2 ... |
| user output |
|---|
| 5 7 5 6 2 ... Truncated |
Test 23
Group: 2
Verdict: ACCEPTED
| input |
|---|
| 100000 200000
100 100 100 100 100 100 100 10... |
| correct output |
|---|
| 1
1 1 1 1 ... |
| user output |
|---|
| 1 1 1 1 1 ... Truncated |
Test 24
Group: 2
Verdict: ACCEPTED
| input |
|---|
| 100000 200000
72 58 92 12 32 29 55 87 6 49 5... |
| correct output |
|---|
| 4
7 6 7 4 ... |
| user output |
|---|
| 4 7 6 7 4 ... Truncated |
Test 25
Group: 2
Verdict: ACCEPTED
| input |
|---|
| 100000 200000
72 58 92 12 32 29 55 87 6 49 5... |
| correct output |
|---|
| 5
5 5 5 5 ... |
| user output |
|---|
| 5 5 5 5 5 ... Truncated |
Test 26
Group: 2
Verdict: ACCEPTED
| input |
|---|
| 99999 200000
20 47 84 90 88 63 39 16 74 19 ... |
| correct output |
|---|
| 5
7 6 3 3 ... |
| user output |
|---|
| 5 7 6 3 3 ... Truncated |
Test 27
Group: 2
Verdict: ACCEPTED
| input |
|---|
| 100000 200000
72 58 92 12 32 29 55 87 6 49 5... |
| correct output |
|---|
| 6
4 9 2 5 ... |
| user output |
|---|
| 6 4 9 2 5 ... Truncated |
Test 28
Group: 2
Verdict: ACCEPTED
| input |
|---|
| 5 1
4 1 5 6 9 1 3 |
| correct output |
|---|
| 2 |
| user output |
|---|
| 2 |
Test 29
Group: 2
Verdict: ACCEPTED
| input |
|---|
| 100000 200000
2 1 4 3 6 5 8 7 10 9 12 11 14 ... |
| correct output |
|---|
| 44
4 27 46 29 ... |
| user output |
|---|
| 44 4 27 46 29 ... Truncated |
Test 30
Group: 2
Verdict: ACCEPTED
| input |
|---|
| 100000 200000
2 1 4 3 5 4 5 2 3 1 2 1 4 3 5 ... |
| correct output |
|---|
| 3
3 3 3 2 ... |
| user output |
|---|
| 3 3 3 3 2 ... Truncated |
Test 31
Group: 2
Verdict: ACCEPTED
| input |
|---|
| 100000 200000
2 1 4 3 6 5 8 7 10 9 12 11 14 ... |
| correct output |
|---|
| 39
10 37 20 43 ... |
| user output |
|---|
| 39 10 37 20 43 ... Truncated |
Test 32
Group: 3
Verdict: ACCEPTED
| input |
|---|
| 1 1
1 1 1 |
| correct output |
|---|
| 1 |
| user output |
|---|
| 1 |
Test 33
Group: 3
Verdict: ACCEPTED
| input |
|---|
| 100000 200000
994198482 687493351 579440176 ... |
| correct output |
|---|
| 8
6 8 10 5 ... |
| user output |
|---|
| 8 6 8 10 5 ... Truncated |
Test 34
Group: 3
Verdict: ACCEPTED
| input |
|---|
| 100000 200000
138644593 592364551 919805093 ... |
| correct output |
|---|
| 10
11 13 7 12 ... |
| user output |
|---|
| 10 11 13 7 12 ... Truncated |
Test 35
Group: 3
Verdict: ACCEPTED
| input |
|---|
| 100000 200000
10770 195579 349462 442791 450... |
| correct output |
|---|
| 2468
1986 2632 129 4010 ... |
| user output |
|---|
| 2468 1986 2632 129 4010 ... Truncated |
Test 36
Group: 3
Verdict: ACCEPTED
| input |
|---|
| 100000 200000
994198482 687493351 579440176 ... |
| correct output |
|---|
| 1
2 1 2 1 ... |
| user output |
|---|
| 1 2 1 2 1 ... Truncated |
Test 37
Group: 3
Verdict: ACCEPTED
| input |
|---|
| 100000 200000
398809514 622635167 133376912 ... |
| correct output |
|---|
| 15
13 16 11 17 ... |
| user output |
|---|
| 15 13 16 11 17 ... Truncated |
Test 38
Group: 3
Verdict: ACCEPTED
| input |
|---|
| 100000 200000
1000000000 1000000000 10000000... |
| correct output |
|---|
| 1
1 1 1 1 ... |
| user output |
|---|
| 1 1 1 1 1 ... Truncated |
Test 39
Group: 3
Verdict: ACCEPTED
| input |
|---|
| 100000 200000
398809514 622635167 133376912 ... |
| correct output |
|---|
| 10
16 7 18 10 ... |
| user output |
|---|
| 10 16 7 18 10 ... Truncated |
Test 40
Group: 3
Verdict: ACCEPTED
| input |
|---|
| 100000 200000
11465 15800 19042 19282 20348 ... |
| correct output |
|---|
| 99542
99728 99391 99890 99716 ... |
| user output |
|---|
| 99542 99728 99391 99890 99716 ... Truncated |
Test 41
Group: 3
Verdict: ACCEPTED
| input |
|---|
| 99999 200000
587542096 890780320 258438313 ... |
| correct output |
|---|
| 8
6 11 11 17 ... |
| user output |
|---|
| 8 6 11 11 17 ... Truncated |
Test 42
Group: 3
Verdict: ACCEPTED
| input |
|---|
| 100000 200000
11283 24634 28852 37453 37625 ... |
| correct output |
|---|
| 100000
100000 100000 100000 100000 ... |
| user output |
|---|
| 100000 100000 100000 100000 100000 ... Truncated |
Test 43
Group: 3
Verdict: ACCEPTED
| input |
|---|
| 100000 200000
398809514 622635167 133376912 ... |
| correct output |
|---|
| 13
13 10 15 15 ... |
| user output |
|---|
| 13 13 10 15 15 ... Truncated |
Test 44
Group: 3
Verdict: ACCEPTED
| input |
|---|
| 100000 200000
11465 15800 19042 19282 20348 ... |
| correct output |
|---|
| 36112
6013 51073 8123 82052 ... |
| user output |
|---|
| 36112 6013 51073 8123 82052 ... Truncated |
Test 45
Group: 3
Verdict: ACCEPTED
| input |
|---|
| 100000 200000
1 2 3 4 5 6 7 8 9 10 11 12 13 ... |
| correct output |
|---|
| 99407
99529 99590 99589 99679 ... |
| user output |
|---|
| 99407 99529 99590 99589 99679 ... Truncated |
Test 46
Group: 3
Verdict: ACCEPTED
| input |
|---|
| 100000 200000
100000 99999 99998 99997 99996... |
| correct output |
|---|
| 1
1 1 1 1 ... |
| user output |
|---|
| 1 1 1 1 1 ... Truncated |
Test 47
Group: 3
Verdict: ACCEPTED
| input |
|---|
| 100000 200000
2 1 4 3 6 5 8 7 10 9 12 11 14 ... |
| correct output |
|---|
| 49946
49703 49786 49864 49720 ... |
| user output |
|---|
| 49946 49703 49786 49864 49720 ... Truncated |
Test 48
Group: 3
Verdict: ACCEPTED
| input |
|---|
| 100000 200000
99999 100000 99997 99998 99995... |
| correct output |
|---|
| 2
1 2 2 1 ... |
| user output |
|---|
| 2 1 2 2 1 ... Truncated |
Test 49
Group: 3
Verdict: ACCEPTED
| input |
|---|
| 100000 200000
2 1 4 3 5 4 5 2 3 1 2 1 4 3 5 ... |
| correct output |
|---|
| 3
3 3 3 2 ... |
| user output |
|---|
| 3 3 3 3 2 ... Truncated |
Test 50
Group: 3
Verdict: ACCEPTED
| input |
|---|
| 100000 200000
2 1 4 3 6 5 8 7 10 9 12 11 14 ... |
| correct output |
|---|
| 19
23 2 21 4 ... |
| user output |
|---|
| 19 23 2 21 4 ... Truncated |
Test 51
Group: 3
Verdict: ACCEPTED
| input |
|---|
| 100000 200000
2 1 4 3 6 5 8 7 10 9 12 11 14 ... |
| correct output |
|---|
| 112
237 49 141 57 ... |
| user output |
|---|
| 112 237 49 141 57 ... Truncated |
Test 52
Group: 3
Verdict: ACCEPTED
| input |
|---|
| 100000 200000
2 1 4 3 6 5 8 7 10 9 12 11 14 ... |
| correct output |
|---|
| 2457
2199 2351 2450 2475 ... |
| user output |
|---|
| 2457 2199 2351 2450 2475 ... Truncated |
Test 53
Group: 3
Verdict: ACCEPTED
| input |
|---|
| 100000 200000
2 1 4 3 6 5 8 7 10 9 12 11 14 ... |
| correct output |
|---|
| 24841
24973 24865 24823 24969 ... |
| user output |
|---|
| 24841 24973 24865 24823 24969 ... Truncated |
Test 54
Group: 3
Verdict: ACCEPTED
| input |
|---|
| 100000 200000
49999 50000 49997 49998 49995 ... |
| correct output |
|---|
| 210
1 2 2 1 ... |
| user output |
|---|
| 210 1 2 2 1 ... Truncated |