Submission #2249974

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Source Code Expand

#include<bits/stdc++.h>
#define N 500005
using namespace std;
int n,x,b[N];
int main(){
	scanf("%d",&n);
	for (int i=1;i<=n;i++){
		scanf("%d",&x);
		b[x+2]++;b[x+1]++;b[x]++;
	}int ans=0;
	for (int i=1;i<=100000+2;i++) ans=max(ans,b[i]);
	printf("%d\n",ans);
	return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:6:16: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d",&n);
                ^
./Main.cpp:8:17: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d",&x);
                 ^

Judge Result