wwhhjj

#include<stdio.h>
#include<windows.h>
#include<malloc.h>

int main(void)
{
int c;
int i;
int j;
nihao:

wwhhjj

#include <stdio.h>
int main()
{
  char op;
  double data1,data2,r;
  printf("请输入式子\n");
  scanf("%lf%c%lf",&data1,&op,&data2);
  switch(op)
  {
    case '+':r=data1+data2;break;

donly

// 设置标题背景图
[functionButton setBackgroundImage:(i == 0 ? firestImageNormal : othersImageNormal)
                          forState:UIControlStateNormal];

[functionButton setBackgroundImage:(i == 0 ? firestImageHighlighted : othersImageHighlighted)
                          forState:UIControlStateHighlighted];

// 未完