Cod sursa(job #2193477)
Utilizator | Andrei Mihailescu Andrei2000 | Data | 10 aprilie 2018 12:35:48 |
---|---|---|---|
Problema | Cifra | Scor | 100 |
Compilator | cpp | Status | done |
Runda | Arhiva de probleme | Marime | 0.58 kb |
#include <bits/stdc++.h>
using namespace std;
ifstream fin ("cifra.in");
ofstream fout ("cifra.out");
int v[105],t;
char *str=new char[110];
int ultp(int x){
int p=x,q=(x%=10);
for(int i=1;i<p;++i){
q=(q*x)%10;
}
return q;
}
int main()
{
int a,b;
for(int i=1;i<=99;++i)
v[i]=(v[i-1]+ultp(i))%10;
fin>>t;
fin.ignore();
while(t--){
fin.getline(str,120);
a=str[strlen(str)-1]-'0';
if(strlen(str)>1)a=a+(str[strlen(str)-2]-'0')*10;
fout<<v[a]<<'\n';
}
return 0;
}