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Mar 20th, 2019
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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3. #include <math.h>
  4.  
  5. main (){
  6.  
  7.     long var, num1, binaryNumber = 0, m = 0, decimalAcc = 0;
  8.  
  9.     printf("Insira um número em base binária: ");
  10.     scanf("%d", &binaryNumber);
  11.     var = binaryNumber;
  12.  
  13.     while(var > 0){ // Conta o número de casas
  14.         if(var > 0){
  15.             var /= 10;
  16.             ++m;
  17.         }
  18.     }
  19.  
  20.     for(int i = m; i > 0; i--){ // Converte para decimal
  21.         num1 = binaryNumber /  pow(10, i - 1);
  22.         binaryNumber = binaryNumber %  (int) pow(10, i - 1);
  23.         decimalAcc += num1 * pow(2, i - 1);
  24.     }
  25.  
  26.  
  27.     printf("Numero digitado em decimal é %d",decimalAcc);
  28. }
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