#include <stdio.h>
int main(void) {
int x = 3,
y = -4;
char ch_eq = '=',
ch_plus = '+',
ch_minus = '-',
ch_div = '/',
ch_mul = '*';
double res = -0.75;
printf("%d %c %d = ?\n", x
, ch_div
, y
); return 0;
}
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