Submission #1559182

---

Source Code Expand

#include <stdio.h>

int n;
int a[100000];
int ans[100002];
int max = 0;
int main(){
  scanf("%d",&n);
  for(int i=0;i<n;i++){
    scanf("%d", &a[i]);
    ans[a[i]-1]++;
    ans[a[i]]++;
    ans[a[i]+1]++;
  }
  for(int i=0;i<=100001;i++){
    if(max<ans[i])
      max=ans[i];
  }
  printf("%d\n", max);
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:8:17: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d",&n);
                 ^
./Main.cpp:10:23: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d", &a[i]);
                       ^

Judge Result