sicily 1093 Air Express

水水，注意等于的情况和输出格式...

#include <bits/stdc++.h>

using namespace std;

int w[5];
int r[5];

int main()
{
    int n;
    int count=0;
    while(cin >> w[0])
    {
        
        
        cin >> r[0];
        for(int i=1; i<3; i++)
            cin >> w[i] >> r[i];
        cin >> r[3];
    
        count++;
        cout << "Set number " << count << ":" << endl;
        int m;
        while(cin >> m, m)
        {
            int flag=1;
            int i;
            if(m > w[2])
            {
                cout << "Weight (" << m << ") has best price $" << m*r[3] << " (add " << 0 << " pounds)" << endl;
                continue;
            }
            for(i=0; i<3; i++)
            {
                if(m <= w[i] && (w[i]+1)*r[i+1] < m*r[i])
                {
                    cout << "Weight (" << m << ") has best price $" << (w[i]+1)*r[i+1] << " (add " << w[i]+1-m << " pounds)" << endl;
                    break;
                }
                else if(m <= w[i] && (w[i]+1)*r[i+1] >= m*r[i])
                {
                    cout << "Weight (" << m << ") has best price $" << m*r[i] << " (add " << 0 << " pounds)" << endl;
                    break;
                }
            }
        }
        cout << endl;
    }
    return 0;
}