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  1. #include<stdio.h>
  2.  
  3. int main(){
  4.      int n, i, j, bin_rev=0,bin=0;
  5.      printf("Enter a number to convert : ");
  6.      scanf("%d",&n);
  7.  
  8.      /*****************************/
  9.      i=1;
  10.     while(n){
  11.         bin_rev=bin_rev+(n%2)*i;
  12.         i=i*10;
  13.         n=n/2; 
  14.     }
  15.  
  16.     i=1;
  17.     while(bin_rev){
  18.         bin=bin+(bin_rev%10)*i;
  19.         i=i*10;
  20.         bin_rev=bin_rev/10;
  21.      }
  22.      /*****************************/
  23.  
  24.      printf("\nBinary is %d",bin);
  25.  
  26.  
  27.      return 0;
  28. }
Success #stdin #stdout 0s 2172KB
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stdin
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Standard input is empty
stdout
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Enter a number to convert : 
Binary is -1898590365
https://ideone.com/bC49V7
language:
C (clang 8.0)
created:
7 years ago
visibility:
public

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