输出三个数中的最小值。
#include <stdio.h>
int min3(int a, int b, int c) { int min = a; if(b < min) min = b; if(c < min) min = c; return min; } int main(void) { int a, b, c; puts("please input three integers."); printf("a = "); scanf("%d", &a); printf("b = "); scanf("%d", &b); printf("c = "); scanf("%d", &c); printf("the min =: %d\n", min3(a, b, c)); return 0; }