Cod sursa(job #2699048)
Utilizator | Data | 23 ianuarie 2021 16:12:44 | |
---|---|---|---|
Problema | Cifra | Scor | 100 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva de probleme | Marime | 0.65 kb |
#include <iostream>
#include <fstream>
#include <cstring>
using namespace std;
ifstream in ("cifra.in");
ofstream out ("cifra.out");
char s[105];
int sol[105];
void brut()
{
int sum=0;
int p=1;
for(int i=1;i<=100;i++)
{
p=1;
for(int j=1;j<=i;j++)
p=(p*i)%10;
sum+=p;
sol[i]=sum%10;
}
}
int main()
{
int t,x,n;
in>>t;
brut();
while(t--)
{
in>>s;
n=strlen(s);
if(n==1){
x=s[0]-'0';
}
else
x=(s[n-2]-'0')*10+s[n-1]-'0';
out<<sol[x]<<'\n';
}
return 0;
}