Question

编写几个C程序问题一：编写一个完整的程序，运行时向用户提问：“你考试考了多少分？（0～100）”，接收输入后判断其等级并

Answer 1

1.

#include

#include

int main()

{

int score;

printf("你考试考了多少分？（0~100）n");

scanf("%d",&score);

if (score100)

{

printf("你输入的数据不合法！n");

system("pause");

return 0;

}

switch(score/10)

{

case 1: case 2: case 3: case 4: case 5:

printf("差n");

break;

case 6: case 7:

printf("中n");

break;

case 8:

printf("良n");

break;

case 9: case 10:

printf("优n");

break;

}

system("pause");

}

2.

#include

#include

int main()

{

int month;

printf("请输入月份！n");

scanf("%d",&month);

if(month>12||month