Submission #2180101

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Source Code Expand

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

int a[1000010];
int main(){
	int n;
	scanf("%d", &n);
	for(int i = 0;i < n;i++){
		int x, y;
		scanf("%d%d", &x, &y);
		a[x]++;a[y+1]--;
	}
	for(int i = 1;i < 1000010;i++){
		a[i] += a[i-1];
	}
	int ans = 0;
	for(int i = 0;i < n;i++){
		ans = max(ans, a[i]);
	}
	printf("%d\n", ans);
	return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:7:17: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d", &n);
                 ^
./Main.cpp:10:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d%d", &x, &y);
                        ^

Judge Result