What is the remainder symbol in C language?

The remainder symbol in C language is [%], and the remainder symbol depends on the dividend, that is, if the dividend is a positive number, the remainder is a positive number; if the dividend is a negative number, the remainder is a negative number, and the syntax is [dividend% divisor] =remainder].

In C language, the remainder operation is also called the modulo operation. The sign of the remainder depends on the dividend, that is, if the dividend is a positive number, the remainder is positive. number; if the dividend is a negative number, the remainder will be a negative number.

Remainder operation syntax

Remainder operator:%

被除数%除数=余数

Remainder operation example:

#include <stdio.h>
int main(void)
{
    printf("%d\n", 8%5);
    printf("%d\n", 8%-5);
    printf("%d\n", -8%5);
    printf(" %d\n", -8%-5);
    return 0;
}

The above program output:

3
3
-3
-3

Related learning recommendations: C video tutorial

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