CSES - Datatähti 2023 loppu - Results
Submission details
Task:Kulut
Sender:Laserr
Submission time:2023-01-21 14:45:14 +0200
Language:C++ (C++11)
Status:READY
Result:0
Feedback
groupverdictscore
#10
Test results
testverdicttime
#10.00 sdetails
#20.00 sdetails
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#50.00 sdetails
#60.00 sdetails
#70.00 sdetails
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#90.00 sdetails
#10ACCEPTED0.00 sdetails
#11--details

Code

#include <iostream>
#include <algorithm>
#include <vector>

using namespace std;

typedef long long ll;

ll n;
ll a, b, c, d;
ll k, s, u;
vector<pair<ll,char>> v;
vector<pair<char,pair<char, ll>>> vastaus;

bool balance(){
    bool b = true;
    for (int i = 0; i < 4; i++){
        if(v[i].first != s) b = false;
    }
    return b;
}

int main (){
    cin >> n;
    v.resize(4);
    a = 0; b = 0; c = 0; d = 0;

    for(int i = 0; i < n; i++){
        char c;
        ll x;
        cin >> c >> x;
        if(c == 'A') a += x;
        if(c == 'B') b += x;
        if(c == 'C') c += x;
        if(c == 'D') d += x;
    }
    
    v[0].first = a;
    v[0].second = 'A';
    v[1].first = b;
    v[1].second = 'B';
    v[2].first = c;
    v[2].second = 'C';
    v[3].first = d;
    v[3].second = 'D';

    k = a + b + c + d;
    s = k / 4;

    u = 0;
    bool check = balance();
    //cout << s << "\n";

    while(!check){
        u++;
        sort(v.begin(), v.end());
        ll g = 0;
        if(v[3].first - s >= 1e9) g = 1e9;
        else g = v[3].first - s;        
        vastaus.push_back({v[0].second,{v[3].second, g}});
        v[0].first += g;
        v[3].first -= g; 
        check = balance();
    }
    cout << u << "\n";
    for (auto i : vastaus) cout << i.first << " " << i.second.first << " " << i.second.second << "\n";
    //for (auto i : v) cout << i.first << " ";
}

Test details

Test 1

Verdict:

input
100
C 224
D 4
D 624
D 64
...

correct output
3
A B 630
C B 1636
C D 1470

user output
3
C B 4771
C D 3975
C A 1875

Test 2

Verdict:

input
100
D 768
B 608
A 116
C 80
...

correct output
3
B A 756
B C 1668
D C 1776

user output
3
C A 4586
C D 2054
C B 1406

Test 3

Verdict:

input
100
B 184
C 840
D 648
A 876
...

correct output
3
A B 1131
B C 190
C D 297

user output
3
C B 3800
C D 3156
C A 1728

Test 4

Verdict:

input
100
C 560
D 664
D 632
C 944
...

correct output
3
B A 3230
C B 2572
D C 1594

user output
3
C A 5927
C B 2039
C D 1103

Test 5

Verdict:

input
100
B 20
A 664
D 504
A 248
...

correct output
3
A B 138
B C 652
C D 350

user output
3
C D 3622
C A 3134
C B 2758

Test 6

Verdict:

input
100
B 204
D 520
C 500
C 256
...

correct output
3
B A 285
B C 482
C D 1321

user output
3
C D 4106
C A 3070
C B 2018

Test 7

Verdict:

input
100
B 672
B 840
A 712
C 640
...

correct output
3
B A 324
C B 5128
D C 2920

user output
3
C B 7709
C A 3229
D C 15

Test 8

Verdict:

input
100
C 860
D 732
A 952
C 940
...

correct output
3
A B 24
C B 536
D C 2252

user output
3
C B 4190
C A 3606
C D 1378

Test 9

Verdict:

input
100
C 84
A 592
B 840
C 708
...

correct output
3
A B 115
B C 1746
D C 3791

user output
3
C A 4775
C B 3259
C D 1099

Test 10

Verdict: ACCEPTED

input
1
A 100

correct output
3
B A 75
C B 50
D C 25

user output
3
B A 75
C B 50
D C 25

Test 11

Verdict:

input
4
A 25
B 25
C 25
D 25

correct output
0

user output
(empty)