#include<stdio.h> #include<string.h> int main(){ char n[100000]; while(scanf("%s",n)!=EOF){ if(strlen(n)==1&&n[0]=='0') printf("1\n"); else { int i,j,k,sum=0; for(i=0;i<strlen(n);i++){ sum=sum*10+(n[i]-'0'); } j=n[strlen(n)-1]-'0'; k=j; for(i=1;i<sum;i++){ k=(k%10)*j; } printf("%d\n",k%10); } } } |
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