糜宗易 • 2个月前
#include<bits/stdc++.h> using namespace std; int main(){ int n,x,y; cin>>n>>x>>y; int a[n]; for(int i=0;i<n;i++){ cin>>a[i]; } for(int i=0;i<n;i++){ cout<<a[i]<<" "; if(a[i]==x){ cout<<y<<" "; } } return 0; }
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