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  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4.     int i;
  5.     int data[10];
  6.     int j=0;
  7.  
  8.     scanf("%d", &i);
  9.     printf("10進数で%dは、",i);
  10.  
  11.     for(;i>0;j++){
  12.         data[j]=i%2;
  13.         i=i/2;
  14.     }
  15.  
  16.     printf("2進数で表すと");
  17.     for (int i =j-1; i>=0; i--){
  18.         printf("%d", data[i]);
  19.     }
  20.     printf("となる\n");
  21.  
  22.     return 0;
  23. }
Success #stdin #stdout 0s 5320KB
comments (?)
stdin 
31
stdout 
10進数で31は、2進数で表すと11111となる
https://ideone.com/jpbHre
language:
C (gcc 8.3)
created:
13 days ago
visibility:
public

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