OJ Board

Problem is very easy, but there is always WA. Could anybody help me?
#include <iostream>
#include <string>
#include <cstdio>
#include <cmath>
#define pi 3.1415926535897932384626433832795
using namespace std;

int main() {
long double s,a,l,d;
string m;
while (cin >> s >> a >> m) {
s+=6440;
if ...

Try input: My ACC program generates: and yours: but I haven't found mistake in your code.