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原创 交换两个数的值--传址函数

#include<stdio.h> void swap(long double* x, long double* y) { long double temp = *x; *x = *y; *y = temp; return 0; } int main() { long double a = 0, b = 0; printf("请输入两个数\n"); scanf("%Lf%Lf", &a, &b); swap(&amp...