"简简单单"(首个题解)

#include<bits/stdc++.h>
using namespace std;
int main(){
    int n,a[10005];
    cin>>n;
    int aa,bb;
    cin>>aa>>bb;
    for(int i=1;i<=n;i++){
        cin>>a[i];
    }
    for(int i=1;i<=n;i++){
        cout<<a[i]<<" ";
        if(a[i]==aa){
            cout<<bb<<" ";
        }
    }
    return 0;
}