#include <stdio.h>
int main(void) {
int inteiro = 3;
int tamanho = sizeof(int) * 8;
char binario[tamanho + 1];
int i = tamanho - 1;
while (i > 0) {
binario[i] = inteiro % 2 + 48;
inteiro /= 2;
i--;
}
binario[tamanho] = '\0';
}
//https://pt.stackoverflow.com/q/83420/101
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