题解 | #三角形判断#

#include <stdio.h>
int main()
{
    int a = 0;
    int b = 0;
    int c = 0;
    while (scanf("%d %d %d",&a,&b,&c)!=EOF)
    {
       if(a + b > c && a+ c> b && b +c >a)
       {
        if(a==b && b==c)
        printf("Equilateral triangle!\n");
        else if (a==b || a==c || b==c)
        printf("Isosceles triangle!\n");
        else 
         printf("Ordinary triangle!\n");
         }
         else
         printf("Not a triangle!\n");
    }
    return 0;
}