[20:32:28] Ekz: пап?[21:41:20] sergey.ryazanov: пап-пап[21:41:40] sergey.ryazanov: пап пап, пап парапа пап пап[21:41:56] sergey.ryazanov: па пара пап пап пап[21:42:05] sergey.ryazanov: пап пара па па А уж что дальше было :) [22:20:05] sergey.ryazanov: (100a+10b+c)-(a-b+c) = 99a+11b = 11(9a+b)[22:21:23] sergey.ryazanov: 11(9a+b)[22:22:09] sergey.ryazanov: 11(a6+9a5+a4+9a3+a2+9a1+a0)[22:24:36] sergey.ryazanov: 1000000a6+100000a5+10000a4+1000a3+100a2+10a1+0a0[22:25:02] sergey.ryazanov: A=1000000a6+100000a5+10000a4+1000a3+100a2+10a1+0a0[22:25:42] sergey.ryazanov: B = a6-a5+a4-a3+a2-a1+a0[22:27:41] sergey.ryazanov: A-B =999999a6+100001a5+9999a4+1001a3+99a2+11a1[22:29:59] sergey.ryazanov: 11(90909a6+9091a5+909a4+91a3+9a2+a1)[22:30:09] Ekz: 11(90909 а6 + 9091 а5 + 909 а 4 + 91 а3 + 9 а2 +а1)[22:32:50] sergey.ryazanov: 1000000a6+100000a5+10000a4+1000a3+100a2+10a1+0a0[22:34:33] sergey.ryazanov: 100(10000a6+1000a5+100a4+10a3+a2)+10a1+0a0[22:35:09] sergey.ryazanov: 254(…..) +10a1+a0[22:38:05] sergey.ryazanov: 100*(10^(n-2)*an…+ (10^(2-2)a2) + 10a1+a0[22:39:18] Ekz: аn an-1 an-2…a1ao