#include<stdio.h> #include <string.h> #include <math.h> int main(){ int a,n; int i; scanf("%d %d",&a,&n); int s; s=a; int sum=0; for(i=1;i<=n;i++){ sum +=s; s=s*10+a; } printf("%d",sum); printf("\n"); return 0; } |
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