#include<stdio.h> #include<math.h> #define N 1000 main(){ int i; float a[N],b[N],c[N],d,s; for(i=0;i<N;i++){ scanf("%f",&a[i]); scanf("%f",&b[i]); scanf("%f",&c[i]); d=(a[i]+b[i]+c[i])/2; s=sqrt(d*(d-a[i])*(d-b[i])*(d-c[i])); printf("area=%f",s); } } |
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