11 2019 档案

摘要：#include <math.h>#include <stdio.h>#include <stdlib.h>int main() { float a, b, c, x1, x2; float delta, real, imag; printf("Enter a, b, c: "); while(sc 阅读全文

摘要：#include <stdio.h>int main() { int x=1234; float f=123.456; double m=123.456; char ch='a'; char a[]="Hello,world!"; int y=3,z=4; printf("%d %d\n",y,z) 阅读全文