题解 | #三角形判断#
三角形判断
https://www.nowcoder.com/practice/689ec1e742394e09b1059556fc167b65
#include <stdio.h> int main() { int num=0; int a,b,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)&&(c==a)) printf("Equilateral triangle!\n"); else if ((a==b)||(b==c)||(a==c)) printf("Isosceles triangle!\n"); else printf("Ordinary triangle!\n"); } else { printf("Not a triangle!\n"); } } return 0; }