oj.uz

Submission #897478

# Submission time Handle Problem Language Result Execution time Memory
897478 2024-01-03T07:33:46 Z mihtriii295 Tuna (COCI17_tuna) C++17
50 / 50
 1 ms 452 KB 
#include<bits/stdc++.h>
#pragma GCC optimize("O2")
#define ll  long long
#define TIME (1.0 * clock() / CLOCKS_PER_SEC)
#define el  cout << '\n' 

using namespace std;

const ll N = 1e5 + 1;
const ll logN = 20;
const ll MOD = 1e9 + 7;

int n, x, res;

int main(){
    if(fopen("coci1617_r5_tuna.inp", "r")){
        freopen("coci1617_r5_tuna.inp", "r", stdin);
        freopen("coci1617_r5_tuna.out", "w", stdout);
    }
    ios_base::sync_with_stdio(0); cin.tie(NULL);
    cout.tie(NULL);
    cin >> n >> x;
    for (int i = 1; i <= n; ++i){
        int a, b;
        cin >> a >> b;
        if (abs(a - b) <= x)
            res += max(a, b);
        else{
            int c;
            cin >> c;
            res += c;
        }
    }
    cout << res;
    return 0;
}

Compilation message

tuna.cpp: In function 'int main()':
tuna.cpp:17:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   17 |         freopen("coci1617_r5_tuna.inp", "r", stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
tuna.cpp:18:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   18 |         freopen("coci1617_r5_tuna.out", "w", stdout);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 0 ms 360 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 452 KB Output is correct
7 Correct 1 ms 344 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct