输入格式 :
第一行:两个整数 n 和 Nlines(代表信息条数 1 <= Nlines <= 1,458)
第 2..Nlines+1 行:每一行为一条学生学习信息。
输出格式 :
总共 n 行,每一行两个整数代表第 i 位花在学习的小时和分钟。
2 6
1 START 9 0
2 START 9 30
1 STOP 10 0
2 STOP 10 15
1 START 17 0
1 STOP 17 42
1 42
0 45
15 60 10 START 2 31 4 START 4 58 6 START 5 0 12 START 8 15 3 START 8 37 9 START 10 13 3 STOP 11 28 1 START 12 9 13 START 12 34 8 START 12 52 12 STOP 13 46 10 STOP 14 16 11 START 14 45 9 STOP 14 47 2 START 14 49 7 START 15 54 13 STOP 16 4 8 STOP 16 23 5 START 17 8 1 STOP 17 27 15 START 17 48 7 STOP 17 55 1 START 18 6 10 START 19 25 13 START 19 30 15 STOP 19 32 11 STOP 20 2 14 START 20 6 5 STOP 20 27 6 STOP 20 28 8 START 20 34 13 STOP 20 41 11 START 20 52 14 STOP 20 53 9 START 20 54 3 START 21 17 12 START 21 20 7 START 21 25 11 STOP 21 41 12 STOP 21 59 10 STOP 22 7 6 START 22 19 15 START 22 38 15 STOP 22 45 9 STOP 22 53 2 STOP 23 2 3 STOP 23 2 2 START 23 8 6 STOP 23 9 7 STOP 23 9 4 STOP 23 22 4 START 23 24 2 STOP 23 32 8 STOP 23 32 1 STOP 23 35 5 START 23 48 14 START 23 48 5 STOP 23 50 14 STOP 23 50 4 STOP 23 57
10 47 8 37 4 36 18 57 3 21 16 18 3 45 6 29 6 33 14 27 6 6 6 10 4 41 0 49 1 51
黄岐中心小学