#include <stdio.h> int main(void) { int m,n,i; float last,sum,temporary; while(scanf("%d%d",&m,&n)!=EOF) { last = m; sum = 0; for(i=0; i<n; i++) { sum = sum + last*2; last = last / 2; } sum = sum - m; printf("%.2f %.2f\n",last,sum); } return 0; } |
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