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Is there something wrong???#include <stdio.h>
#include <math.h>
int main(){
int n,k;
while(scanf("%d%d",&n,&k)!=EOF){
if(n<k)
printf("%d\n",n);
else
printf("%.0f\n",floor( n*k/(k-1.0) );
}
return 0;
}
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