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为什么总是WA?#include <cstdio>
#include <cmath>
using namespace std;
int main()
{
float h;
float temperature, humidex, dewpoint, e, fa, fb;
char a, b;
while((scanf("%c", &a) != EOF) && (a != 'E'))
{
scanf("%f%c%f", &fa, &b, &fb);
temperature = 0;
humidex = 0;
dewpoint = 0;
switch(a)
{
case 'T': temperature = fa;
if(b == 'D')
{
dewpoint = fb;
e = (6.11 * exp(5417.7530 * ((1.0 / 273.16) - (1.0 / (dewpoint + 273.16)))));
h = 0.5555 * (e - 10.0);
humidex = temperature + h;
}
else
{
humidex = fb;
h = humidex - temperature;
e = h / 0.5555 + 10.0;
dewpoint = (1.0 /((1.0 / 273.16) - log(e / 6.11) / 5417.7530)) - 273.16;
}
break;
case 'D': dewpoint = fa;
if(b == 'T')
{
temperature = fb;
e = (6.11 * exp(5417.7530 * ((1.0 / 273.16) - (1.0 / (dewpoint + 273.16)))));
h = 0.5555 * (e - 10.0);
humidex = temperature + h;
}
else
{
humidex = fb;
e = (6.11 * exp(5417.7530 * ((1.0 / 273.16) - (1.0 / (dewpoint + 273.16)))));
h = 0.5555 * (e - 10.0);
temperature = humidex - h;
}
break;
case 'H': humidex = fa;
if(b == 'T')
{
temperature = fb;
h = humidex - temperature;
e = h / 0.5555 + 10.0;
dewpoint = (1.0 /(1.0 / 273.16 - log(e / 6.11) / 5417.7530)) - 273.16;
}
else
{
dewpoint = fb;
e = (float)(6.11 * exp(5417.7530 * ((1.0 / 273.16) - (1.0 / (dewpoint + 273.16)))));
h = 0.5555 * (e - 10.0);
temperature = humidex - h;
}
break;
}
printf("T %.1f D %.1f H %.1f\n", temperature, dewpoint, humidex);
}
return 0;
}
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