Submission #1963121

---

Source Code Expand

#include<stdio.h>
#include<math.h>
#include<algorithm>
#include<queue>
#include<deque>
#include<string>
#include<string.h>
#include<vector>
#include<set>
#include<map>
#include<bitset>
#include<stdlib.h>
#include<cassert>
#include<time.h>
using namespace std;
const long long mod=1000000007;
const long long inf=mod*mod;
const long long d2=500000004;
const double EPS=1e-6;
const double PI=acos(-1.0);
int ABS(int a){return max(a,-a);}
long long ABS(long long a){return max(a,-a);}
int b[110];
int main(){
	int a;scanf("%d",&a);for(int i=0;i<a;i++)scanf("%d",b+i);
	std::sort(b,b+a);
	int ret=0;
	for(int i=0;i<a;i++){
		if(i==0||b[i]!=b[i-1])ret++;
	}
	printf("%d\n",ret);
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:25:22: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  int a;scanf("%d",&a);for(int i=0;i<a;i++)scanf("%d",b+i);
                      ^
./Main.cpp:25:58: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  int a;scanf("%d",&a);for(int i=0;i<a;i++)scanf("%d",b+i);
                                                          ^

Judge Result