Submission #1775903

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Source Code Expand

#include <iostream>
#include <cctype>
#include <algorithm>
#include <cstdio>
#include <cstdlib>
#include <vector>
#include <map>
#include <queue>
#include <set>
#include <stack>
#include <cctype>
#include <cstring>
#include <utility>
#include <cmath>
#include <string>
using namespace std;

int main(){
    int N, a, b, K, P[110];
    bool ans=true;
    scanf("%d%d%d%d",&N,&a,&b,&K);
    for(int i=0;i<K;i++) scanf("%d",&P[i]);
    P[K]=a;
    P[K+1]=b;
    sort(P, P+K+2);
    for(int i=0;i<K+1;i++){
        if(P[i]==P[i+1]){
            ans=false;
            break;
        }
    }
    if(!ans) printf("NO\n");
    else printf("YES\n");
    return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:21:34: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%d%d%d",&N,&a,&b,&K);
                                  ^
./Main.cpp:22:43: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     for(int i=0;i<K;i++) scanf("%d",&P[i]);
                                           ^

Judge Result