Submission #1837862

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Source Code Expand

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


#define FOR(i,a,b) for(int (i)=(a);i<(int)(b);i++)
#define rep(i,n) FOR(i,0,n)


int a[1000][1000];

int main() {
    int r, c, d;
    cin >> r >> c >> d;
    rep(y, r) rep(x, c) scanf("%d", &a[y][x]);

    int ans = 0;
    rep(y, min(r, d + 1)) {
        rep(x, min(c, d - y + 1)) {
            if (d % 2 == 1 && (y + x) % 2 == 0) continue;
            if (d % 2 == 0 && (y + x) % 2 == 1) continue;
            ans = max(ans, a[y][x]);
        }
    }

    cout << ans << endl;

    return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:14:46: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     rep(y, r) rep(x, c) scanf("%d", &a[y][x]);
                                              ^

Judge Result