#include<bits/stdc++.h> using namespace std; int main(){ int x,g,s,b,h,a,f,c,d,m; cin>>x; g=x%10; s=x/10%10; b=x/100; h=x/1000; a=(g+5)%10; f=(s+5)%10; c=(b+5)%10; d=(h+5)%10; m=a*1000+f*100+c*10+d; cout<<m; } /************************************************************** Problem: 1109 User: chensijia Language: C++ Result: Accepted Time:9 ms Memory:2072 kb ****************************************************************/