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  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4.     int inteiro = 3;
  5.     int tamanho = sizeof(int) * 8;
  6.     char binario[tamanho + 1];
  7.     int i = tamanho - 1;
  8.     while(i > 0) {
  9.         binario[i] = inteiro % 2 + 48;
  10.         inteiro /= 2;
  11.         i--;
  12.     }
  13.     binario[tamanho] = '\0';
  14.     printf("%s", binario);
  15. 	return 0;
  16. }
  17.  
Success #stdin #stdout 0s 2160KB
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stdin
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Standard input is empty
stdout
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00000000000000000000000000000011
https://ideone.com/K8hQq1
language:
C99 (gcc 8.3)
created:
8 years ago
visibility:
public

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