Submission #174284

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Source Code Expand

#include <cstdio>
#include <vector>
#include <algorithm>
using namespace std;
int main() {
    int N;
    vector<int> V;
    scanf("%d",&N);
    for(int i=0;i<N;i++) {
        int a;
        scanf("%d",&a);
        V.push_back(a);
    }   
    sort(V.begin(),V.end());
    V.erase(unique(V.begin(),V.end()),V.end());
    printf("%d\n",V[V.size()-2]);
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:8:19: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
./Main.cpp:11:23: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]

Judge Result