11371 - Number theory for newbies/intentando ayudar/delforo.cpp

   1 # include <iostream>
   2 # include <algorithm>
   3 # include <stdlib.h>
   4 # include <string>
   5 using namespace std;
   6
   7
   8 long long int GetIntVal(string strConvert)
   9 {
  10   long long int intReturn;
  11
  12   intReturn = atoi(strConvert.c_str());
  13
  14   return(intReturn);
  15 }
  16
  17
  18
  19 int main()
  20 {
  21    char num[11];
  22    while(gets(num))
  23    {
  24       int size = strlen(num);
  25       long long int ReversedNumber,Number,diff,divisor;
  26       Number = GetIntVal(num);
  27       sort(num,num+size);
  28       reverse(num,num+size);
  29       ReversedNumber = GetIntVal(num);
  30       diff = ReversedNumber - Number;
  31       divisor = diff / 9;
  32       cout<<ReversedNumber<<" - "<<Number<<" = "<<diff<<" = 9 * "<<divisor<<endl;
  33
  34    }
  35    return 0;
  36 }