Submission #8803175

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Source Code Expand

#include <bits/stdc++.h>
using namespace std;
#define repx(i, a, b) for(int i = a; i < b; i++)
#define rep(i, n) repx(i, 0, n)
#define repr(i, a, b) for(int i = a; i >= b; i--)
int a[111];

int main(){

    // 1. 入力情報.
    int A;
    char c[111];
    scanf("%d %s", &A, c);
    
    // 2. 部屋の中の人数は？
    int l = strlen(c), ok = 1;
    a[0] = A;
    repx(i, 1, l + 1) a[i] = a[i - 1] + ((c[i - 1] == '+') ? 1 : -1), ok *= (a[i] > 0 ? 1 : 0);
    // rep(i, l + 1) printf("%d ", a[i]);
    // printf("\n");
    
    // 3. 出力.
    printf("%s\n", ok ? "Yes" : "No");
    return 0;
    
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:13:26: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d %s", &A, c);
                          ^

Judge Result