#include<stdio.h> #include<string.h> int main() { double k; int n; char s[4]; while(scanf("%d%s",&n,&s),n) { if(s[0]=='B') k=0; else if(s[0]=='K') k=n*1024*1.0-n*1000; else if(s[0]=='M') k=n*1024*1024*1.0-n*1000*1000; else if(s[0]=='G') k=1.0*n*1024*1024*1024-1.0*n*1000*1000*1000; else if(s[0]=='T') k=1.0*n*1024*1024*1024*1024-1.0*n*1000*1000*1000*1000; printf("%.0lf\n",k); } } |
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