Submission #3887398

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Source Code Expand

#include<cstdio>
#include<algorithm>
using namespace std;
int a[101],n;
main(){
	scanf("%d",&n);
	for(int i=0;i<n;++i)scanf("%d",a+i);
	sort(a,a+n,[](int x,int y){return x>y;});
	n=unique(a,a+n)-a;
	printf("%d\n",n?a[1]:a[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:7:37: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  for(int i=0;i<n;++i)scanf("%d",a+i);
                                     ^

Judge Result