c语言程序设计挑错 输入三角形的三边长 判断能否构成三角形 如果能计算面积跟周长#include#includeint main(){double a,b,c,s,area;printf("input triangle a,b,c:");scanf("lf%lf%lf%",&a,&b,&c);if((a+b>c)&&(a+c>b)&&(b+c>a)){\
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![c语言程序设计挑错 输入三角形的三边长 判断能否构成三角形 如果能计算面积跟周长#include#includeint main(){double a,b,c,s,area;printf(](/uploads/image/z/2092711-31-1.jpg?t=c%E8%AF%AD%E8%A8%80%E7%A8%8B%E5%BA%8F%E8%AE%BE%E8%AE%A1%E6%8C%91%E9%94%99+%E8%BE%93%E5%85%A5%E4%B8%89%E8%A7%92%E5%BD%A2%E7%9A%84%E4%B8%89%E8%BE%B9%E9%95%BF+%E5%88%A4%E6%96%AD%E8%83%BD%E5%90%A6%E6%9E%84%E6%88%90%E4%B8%89%E8%A7%92%E5%BD%A2+%E5%A6%82%E6%9E%9C%E8%83%BD%E8%AE%A1%E7%AE%97%E9%9D%A2%E7%A7%AF%E8%B7%9F%E5%91%A8%E9%95%BF%23include%23includeint+main%28%29%7Bdouble+a%2Cb%2Cc%2Cs%2Carea%3Bprintf%28%22input+triangle+a%2Cb%2Cc%3A%22%29%3Bscanf%28%22lf%25lf%25lf%25%22%2C%26a%2C%26b%2C%26c%29%3Bif%28%28a%2Bb%3Ec%29%26%26%28a%2Bc%3Eb%29%26%26%28b%2Bc%3Ea%29%29%7B%5C)
c语言程序设计挑错 输入三角形的三边长 判断能否构成三角形 如果能计算面积跟周长#include#includeint main(){double a,b,c,s,area;printf("input triangle a,b,c:");scanf("lf%lf%lf%",&a,&b,&c);if((a+b>c)&&(a+c>b)&&(b+c>a)){\
c语言程序设计挑错 输入三角形的三边长 判断能否构成三角形 如果能计算面积跟周长
#include
#include
int main()
{double a,b,c,s,area;
printf("input triangle a,b,c:");
scanf("lf%lf%lf%",&a,&b,&c);
if((a+b>c)&&(a+c>b)&&(b+c>a))
{
\x05s=(a+b+c)/2;
area=sqrt(s*(s-a)*(s-b)*(s-c));
printf("s=%.2lf area=%.2lf",s,area);
}
else printf("These sides do not correspond to a valid triangle");
return 0;
}
程序在这里 为什么我输入3 4 5 提示我不能构成三角形?
c语言程序设计挑错 输入三角形的三边长 判断能否构成三角形 如果能计算面积跟周长#include#includeint main(){double a,b,c,s,area;printf("input triangle a,b,c:");scanf("lf%lf%lf%",&a,&b,&c);if((a+b>c)&&(a+c>b)&&(b+c>a)){\
scanf("lf%lf%lf%",&a,&b,&c);//
scanf("%lf%lf%lf",&a,&b,&c);