translate to binary translation

#include <stdio.h>

int main(void) {
    int n,i = 0;
    int ostacha = 0;
    int mas[10] = {0};
    printf("Enter your value!\n");
    scanf("%d",&n);
    while(n>=1)
    {
        ostacha = n % 2;
        mas[i]= ostacha;
        n = n/2;
        i++;
    }
    for(int j = i-1; j>=0;j--)
      {
          printf("%d",mas[j]);
      }
          
    getchar();
    return 0;
}