How to input 3 numbers in C language and output the maximum value

Method: First use scanf() to receive three numbers input from the keyboard; then use the "if else" statement to compare the sizes of the three numbers to obtain the maximum value; finally use the print() function to output the maximum value That’s it.

The operating environment of this tutorial: windows7 system, c99 version, Dell G3 computer.

c language input 3 numbers and output the maximum value

#include <stdio.h>
int main() {
    // 输入abc输出最大值
    int a;
    int b;
    int c;
    int max;
    scanf("%d %d %d", &a, &b, &c); // 输入请空格隔开最后回车
    /* if (a > b) {
        max = a;
    } else {
        max = b;
    } */
    max = a;
    if (b > max) {
        max = b;
    }
    if (c > max) {
        max = c;
    }
    printf("%d\n", max);
    return 0;    
}

Run:

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