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#include <stdio.h>
void main()
{
double a,b,c,s,area;
scanf("%lf,%lf,%lf",&a,&b,&c);
s=(a+b+c)/2.0;
area=sqrt(s*(s-a)*(s-b)*(s-c));
printf("a=%6.2g,b=%6.2g,c=%6.2g,s=%6.2g",a,b,c,s);
printf("area=%6.2f\n",area);
}
新手刚学没几天,第七行哪里错了吗?file:///C:\Users\xu\AppData\Local\Temp\xxt4E4F.tmpfile:///C:\Users\xu\AppData\Local\Temp\xxt542A.tmpfile:///C:\Users\xu\AppData\Local\Temp\xxt5E0A.tmpfile:///C:\Users\xu\AppData\Local\Temp\xxt625F.tmpfile:///C:\Users\xu\AppData\Local\Temp\xxt63C7.tmpfile:///C:\Users\xu\AppData\Local\Temp\xxt6638.tmpfile:///C:\Users\xu\AppData\Local\Temp\xxt67AF.tmpfile:///C:\Users\xu\AppData\Local\Temp\xxt6B87.tmp
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