• branch=trunk inherited from [9165bd3629]
• sym-trunk inherited from [9165bd3629]

Modified lib/geo/pythagoras.cpp from [6328445c69b877f6] to [395c6eb448780702].

            1  +
            2  +//-------------------------------------------------------------
     1      3   // Enumerate coprime pythagoras triangles
            4  +//
            5  +// Verified by
            6  +//   - SRM 599 Div1 LV2
            7  +//-------------------------------------------------------------
            8  +
     2      9   
     3     10   for(int m=1;; ++m)
     4     11   for(int n=1; n<m; ++n) if(((m^n)&1) && gcd(m,n)==1)
     5     12   {
     6     13    int a = m*m-n*n, b = 2*m*n, c = m*m+n*n;
     7     14    if(a>b) swap(a,b);
     8     15   }