Submission #1371062

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Source Code Expand

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

char a[100010], b[100010];
int na, nb, q, s[2][2][100010];

void sum(int n, char *b, int t){
	for(int i = 1; i <= n; i++){
		for(int j = 0; j < 2; j++) s[t][j][i] = s[t][j][i - 1];
		s[t][(b[i] == 'B')][i]++;
	}
}

int main(){
	scanf("%s%s", a + 1, b + 1);
	na = strlen(a + 1);
	nb = strlen(b + 1);
	sum(na, a, 0);
	sum(nb, b, 1);
	scanf("%d", &q);
	for(int a, b, c, d; q--; ){
		scanf("%d%d%d%d", &a, &b, &c, &d); a--; c--;
		puts(((s[0][0][b] - s[0][0][a] - s[0][1][b] + s[0][1][a] -
			   s[1][0][d] + s[1][0][c] + s[1][1][d] - s[1][1][c] + 300000) % 3) ? "NO" : "YES");
	}
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:15:29: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%s%s", a + 1, b + 1);
                             ^
./Main.cpp:20:17: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d", &q);
                 ^
./Main.cpp:22:36: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d%d%d%d", &a, &b, &c, &d); a--; c--;
                                    ^

Judge Result