What does % mean in C language

#What does % mean in C language?

1. Modulo operation, that is, finding the remainder.
The expression a%b is the remainder obtained by dividing a by b.
For example: the result of 4%3 is 1

2. The escape character

, for example, often appears in input parameters in scanf() and printf() Variables with % represent parameter types, such as %d, %f, etc.

1.100%10 这时候%是取模，即取余数
2.printf("%d",10);这时候%是格式输出控制，后面的d表示这里要代入一个整数，也就是后面那个10

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