#include"stdio.h" #include"math.h" void main() {float F,c; s
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#include"stdio.h" #include"math.h" void main() {float F,c; scanf("%f",&F); c=5/9*(F-32); printf("%.
#include"stdio.h"
#include"math.h"
void main()
{float F,c;
scanf("%f",&F);
c=5/9*(F-32);
printf("%.2f\n",c);
}为什么运行的结果都是0.00或-0.
#include"stdio.h"
#include"math.h"
void main()
{float F,c;
scanf("%f",&F);
c=5/9*(F-32);
printf("%.2f\n",c);
}为什么运行的结果都是0.00或-0.
![#include](/uploads/image/z/731046-30-6.jpg?t=%23include%22stdio.h%22+%23include%22math.h%22+void+main%28%29+%7Bfloat+F%2Cc%3B+s)
把5改成5.0就行了.如果是5的话他会认为你是整除
#include"stdio.h"
#include"math.h"
void main()
{float F,c;
scanf("%f",&F);
c=5.0/9*(F-32);
printf("%.2f\n",c);
}
#include"stdio.h"
#include"math.h"
void main()
{float F,c;
scanf("%f",&F);
c=5.0/9*(F-32);
printf("%.2f\n",c);
}