Submission #85813

#	Time	Username	Problem	Language	Result	Execution time	Memory
85813		rkocharyan	Weighting stones (IZhO11_stones)	C++14	0 / 100	6 ms	760 KiB

stones

#include <bits/stdc++.h>
using namespace std;

int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    freopen("stones.in", "r", stdin);
    freopen("stones.out", "w", stdout);
    int n;
    cin >> n;
    long long p[2];
    p[0] = p[1] = 0;
    for(int i = 0; i < n; ++i) {
        int r, s;
        cin >> r >> s;
        p[s - 1] += r;
        if(p[0] > p[1]) {
            cout << ">\n";
        }
        else if(p[0] < p[1]) {
            cout << "<\n";
        }
        else cout << "?\n";
    }
    return 0;
}

Compilation message (stderr)

stones.cpp: In function 'int main()':
stones.cpp:7:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
     freopen("stones.in", "r", stdin);
     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~
stones.cpp:8:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
     freopen("stones.out", "w", stdout);
     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 0 / 100