给出一个百分制成绩 要求按分数段输出等级A,B,C,D,E,#includevoid main(){int a;scanf("%d",&a);switch(a){case(a>=90):printf("A\n");case(a>=80&&a=70&&a=60&&a
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![给出一个百分制成绩 要求按分数段输出等级A,B,C,D,E,#includevoid main(){int a;scanf(](/uploads/image/z/11049283-19-3.jpg?t=%E7%BB%99%E5%87%BA%E4%B8%80%E4%B8%AA%E7%99%BE%E5%88%86%E5%88%B6%E6%88%90%E7%BB%A9+%E8%A6%81%E6%B1%82%E6%8C%89%E5%88%86%E6%95%B0%E6%AE%B5%E8%BE%93%E5%87%BA%E7%AD%89%E7%BA%A7A%2CB%2CC%2CD%2CE%2C%23includevoid+main%28%29%7Bint+a%3Bscanf%28%22%25d%22%2C%26a%29%3Bswitch%28a%29%7Bcase%28a%3E%3D90%29%3Aprintf%28%22A%5Cn%22%29%3Bcase%28a%3E%3D80%26%26a%3D70%26%26a%3D60%26%26a)
给出一个百分制成绩 要求按分数段输出等级A,B,C,D,E,#includevoid main(){int a;scanf("%d",&a);switch(a){case(a>=90):printf("A\n");case(a>=80&&a=70&&a=60&&a
给出一个百分制成绩 要求按分数段输出等级A,B,C,D,E,
#include
void main()
{
int a;
scanf("%d",&a);
switch(a)
{
case(a>=90):printf("A\n");
case(a>=80&&a=70&&a=60&&a
给出一个百分制成绩 要求按分数段输出等级A,B,C,D,E,#includevoid main(){int a;scanf("%d",&a);switch(a){case(a>=90):printf("A\n");case(a>=80&&a=70&&a=60&&a
#include
void main()
{
int a,t;
scanf("%d",&a);
t=a/10; //取a的十位上的数字.
switch(t)
{
case(10): //你不输入break会自动跳到下一行进行的.
case(9): printf("A\n");break;
case(8):printf("B\n");break;
case(7):printf("C\n");break;
case(6):printf("D\n");break;
case(5): //自动跳到0;
case(4):
case(3):
case(1):
case(0):printf("E\n");break;
default:printf("error\n");
}
}