#include <cstdio>
int main(void) {
int num;
printf("Digite um numero inteiro: ");
scanf("%d", &num);
if (num > 0) printf("O numero e positivo");
else if (num < 0) printf("O numero e negativo");
else if (num == 0) printf("O numero e zero");
}
//https://pt.stackoverflow.com/q/442084/101
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