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#9990: 輸出少一行?求解


snowxdddd (unknown)

d055. 11437 - Triangle Fun -- UVa 11437 | From: [1.34.120.89] | 發表日期: 2015-07-05 21:26
#include<iostream>
#include<iomanip>
using namespace std;

int main()
{
float ax , ay , bx , by , cx , cy ;
int num ;
while( num-- )
{
cin >> ax >> ay >> bx >> by >> cx >> cy ;
cout << fixed << setprecision(0) 
<< ( ax*by+bx*cy+cx*by-bx*ay-cx*by-ax*cy ) / 14 << endl ;
}
}
 
為什麼會少一行?? 
#10003: Re:輸出少一行?求解


ianrush (ianrush)

d055. 11437 - Triangle Fun -- UVa 11437 | From: [140.116.187.240] | 發表日期: 2015-07-06 15:44
#include
#include
using namespace std;

int main()
{
float ax , ay , bx , by , cx , cy ;
int num ;
while( num-- )
{
cin >> ax >> ay >> bx >> by >> cx >> cy ;
cout << fixed << setprecision(0) 
<< ( ax*by+bx*cy+cx*by-bx*ay-cx*by-ax*cy ) / 14 << endl ;
}
}
 
為什麼會少一行?? 
題目要cin num 的數量 你沒有讓ㄊㄚ輸入


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