r1r2r3r4r5r6r7r8r9r10r11r12r13r14r15r16r17r18r19r20r21r22r23r24r25r26r27r28r29r30r31r32r33r34r35r36r37r38r39r40r41r42r43r44r45r46r47r48r49r50r51r52r53r54r55r56r57r58r59r60r61r62r63r64r65r66
e1e2e3e4e5e6e7e8e9e10e11e12e13e14e15e16e17e18e19e20e21e22e23e24e25e26e27e28e29e30e31e32e33e34e35e36e37e38e39e40e41e42e43e44e45e46e47e48e49e50e51e52e53
a1a2a3a4a5a6a7a8a9a10a11a12a13a14a15a16a17a18a19a20a21a22a23a24a25a26a27a28a29a30a31a32a33a34a35a36a37a38a39a40a41a42a43a44a45a46a47a48a49
c1c2c3c4c5c6c7c8c9c10c11c12c13c14c15c16c17c18c19c20c21c22c23c24c25c26c27c28c29c30c31c32c33c34c35c36c37c38c39c40c41c42c43c44c45c46c47c48c49c50c51
h1h2h3h4h5h6h7h8h9h10h11h12h13h14h15h16h17h18h19h20h21h22h23h24h25h26h27h28h29h30h31h32h33h34h35h36h37h38h39h40h41h42h43h44h45h46h47h48h49h50h51h52h53h54h55h56
y1y2y3y4y5y6y7y8y9y10y11y12y13y14y15y16y17y18y19y20y21y22y23y24y25y26y27y28y29y30y31y32y33y34y35y36y37y38y39y40y41y42y43y44y45y46y47y48y49y50y51y52y53y54y55y56y57y58y59y60y61y62y63y64y65y66y67y68y69y70y71y72y73
x1x2x3x4x5x6x7x8x9x10x11x12x13x14x15x16x17x18x19x20x21x22x23x24x25x26x27x28x29x30x31x32x33x34x35x36x37x38x39x40x41x42x43x44x45x46x47x48x49x50x51x52x53x54x55x56x57x58x59x60x61x62x63x64x65x66x67x68x69x70x71x72
y1y2y3y4y5y6y7y8y9y10y11y12y13y14y15y16y17y18y19y20y21y22y23y24y25y26y27y28y29y30y31y32y33y34y35y36y37y38y39y40y41y42y43y44y45y46y47y48y49y50y51y52y53y54y55y56y57y58y59y60y61y62y63y64y65y66y67y68y69y70y71y72y73
z1z2z3z4z5z6z7z8z9z10z11z12z13z14z15z16z17z18z19z20z21z22z23z24z25z26z27z28z29z30z31z32z33z34z35z36z37z38z39z40z41z42z43z44z45z46z47z48z49z50z51z52z53z54z55z56z57z58z59z60z61z62z63z64z65z66z67z68z69z70z71z72z73z74