#define A1 26
#define B1 27
#define C1 28
#define D1 29
#define E1 30
#define F1 31
#define G1 32
#define H1 33
#define A2 38
#define B2 39
#define C2 40
#define D2 41
#define E2 42
#define F2 43
#define G2 44
#define H2 45
#define A3 50
#define B3 51
#define C3 52
#define D3 53
#define E3 54
#define F3 55
#define G3 56
#define H3 57
#define A4 62
#define B4 63
#define C4 64
#define D4 65
#define E4 66
#define F4 67
#define G4 68
#define H4 69
#define A5 74
#define B5 75
#define C5 76
#define D5 77
#define E5 78
#define F5 79
#define G5 80
#define H5 81
#define A6 86
#define B6 87
#define C6 88
#define D6 89
#define E6 90
#define F6 91
#define G6 92
#define H6 93
#define A7 98
#define B7 99
#define C7 100
#define D7 101
#define E7 102
#define F7 103
#define G7 104
#define H7 105
#define A8 110
#define B8 111
#define C8 112
#define D8 113
#define E8 114
#define F8 115
#define G8 116
#define H8 117