Submission #2228430

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Source Code Expand

#include<iostream>
#include<cstdio>
#include<algorithm>
#include<string>
#include<cstring>
#include<cmath>
using namespace std;
int maxx=-0x3f,a[100005];
int s[100005],n;
int main(){
	cin>>n;
	for(int i=1;i<=n;i++){
		scanf("%d",&a[i]);
	}
	sort(a+1,a+1+n);
	for(int i=1;i<=n;i++){
		s[a[i]-1]++;
		s[a[i]]++;
		s[a[i]+1]++;
		maxx=max(maxx,max(s[a[i]-1],max(s[a[i]],s[a[i]+1])));
	}
	printf("%d",maxx);
	return 0;
} 

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:13:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d",&a[i]);
                    ^

Judge Result