Submission #1773522

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Source Code Expand

#include <cstdio>
#include <vector>

int n, m;
std::vector<int> v[51];

int main(){
	scanf("%d %d", &n, &m);
	for(int i=0; i<m; ++i){
		int a, b;
		scanf("%d %d", &a, &b);
		v[a-1].push_back(b-1);
		v[b-1].push_back(a-1);
	}
	for(int i=0; i<n; ++i)
		printf("%d\n", (int)v[i].size());
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:8:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d %d", &n, &m);
                        ^
./Main.cpp:11:25: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d %d", &a, &b);
                         ^

Judge Result