#include <bits/stdc++.h> using namespace std; int main(){ int n,a[110],g,s,b,q,i; cin>>n; for(i = 0;i < n;i++){ cin>>a[i]; } //求完美偶数 for(i = 0;i < n;i++){ q = a[i] / 1000; b = a[i] / 100 % 10; s = a[i] / 10 % 10; g = a[i] % 10; if(a[i] >= 10 && a[i] <= 99 || a[i] >= 1000 && a[i] <= 9999){ if(a[i] % 2 == 0 && q % 2 == 0 && b % 2 == 0 && s % 2 == 0 && g % 2 == 0){ cout<<a[i]<<endl; } } } } /************************************************************** Problem: 1397 User: admin Language: C++ Result: Accepted Time:17 ms Memory:2072 kb ****************************************************************/