51CTO的日常

湛蓝之海

#include<stdio.h>
int main()
{
  //int a, b, c, d, i;
  //printf("请输入4个值： ");
  //scanf_s("%d%d%d%d", &a,&b,&c,&d);
  //if (a > b){ i = a; a = b; b = i; }
  //if (a > c){ i = a; a = c; c = i; }
  //if (a > d){ i = a; a = d; d = i; }//排第一个数
  //if (b > c){ i = b; b = c; c = i; }
  //if (b > d){ i = b; b = d; d = i; }//排第二个数
  //if (c > d){ i = c; c = d; d = i; }//排第三、第四个数
  //printf("%3d%3d%3d%3d", a,b,c,d);//打印出4个从小排到大的数
  //int x;
  //printf("请输入x的值进行函数选择： ");//打印进行语句输入
  //scanf_s("%d", &x);//将x的地址存储起来
  //switch (x)
  //{
  //case 1:
  //  printf("y=x\n");
  //  break;
  //case 2:
  //  printf("y=2x-1\n");
  //  break;
  //case 3:
  //  printf("y=3x-11\n");
  //  break;//每个语句加个break跳出switch语句避免进行下面的语句
  //}
  return 0;
}