下面的數字,請用+-*/和括號算出24的結果
(我不知道是否無解)
1. 13 11 6 4
2. 4 7 12 12
3. 3 1 5 7
麻煩會的人指點一下,謝謝(快想破頭了 囧)
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◆ From: 140.138.246.142
推
01/19 22:11, , 1F
01/19 22:11, 1F
→
01/19 22:12, , 2F
01/19 22:12, 2F
推
01/19 22:14, , 3F
01/19 22:14, 3F
→
01/19 22:15, , 4F
01/19 22:15, 4F
→
01/19 22:16, , 5F
01/19 22:16, 5F
→
01/19 22:20, , 6F
01/19 22:20, 6F
→
01/19 22:22, , 7F
01/19 22:22, 7F
→
01/19 22:22, , 8F
01/19 22:22, 8F
→
01/19 22:26, , 9F
01/19 22:26, 9F
推
01/19 22:28, , 10F
01/19 22:28, 10F
推
01/19 22:29, , 11F
01/19 22:29, 11F
→
01/19 22:31, , 12F
01/19 22:31, 12F
→
01/19 22:32, , 13F
01/19 22:32, 13F
→
01/19 22:33, , 14F
01/19 22:33, 14F
→
01/19 22:35, , 15F
01/19 22:35, 15F
推
01/19 22:38, , 16F
01/19 22:38, 16F
推
01/19 22:40, , 17F
01/19 22:40, 17F
→
01/19 22:40, , 18F
01/19 22:40, 18F
推
01/19 22:41, , 19F
01/19 22:41, 19F
→
01/19 22:41, , 20F
01/19 22:41, 20F
→
01/19 22:43, , 21F
01/19 22:43, 21F
→
01/19 22:43, , 22F
01/19 22:43, 22F
→
01/19 22:44, , 23F
01/19 22:44, 23F
→
01/19 22:44, , 24F
01/19 22:44, 24F
推
01/19 22:46, , 25F
01/19 22:46, 25F
推
01/19 22:47, , 26F
01/19 22:47, 26F
推
01/19 22:48, , 27F
01/19 22:48, 27F
推
01/19 22:49, , 28F
01/19 22:49, 28F
推
01/19 22:51, , 29F
01/19 22:51, 29F
→
01/19 23:01, , 30F
01/19 23:01, 30F
→
01/19 23:02, , 31F
01/19 23:02, 31F
→
01/19 23:02, , 32F
01/19 23:02, 32F
→
01/19 23:03, , 33F
01/19 23:03, 33F
→
01/19 23:04, , 34F
01/19 23:04, 34F
推
01/19 23:05, , 35F
01/19 23:05, 35F
推
01/19 23:06, , 36F
01/19 23:06, 36F
→
01/19 23:07, , 37F
01/19 23:07, 37F
推
01/19 23:15, , 38F
01/19 23:15, 38F
推
01/19 23:19, , 39F
01/19 23:19, 39F
→
01/19 23:20, , 40F
01/19 23:20, 40F
→
01/19 23:21, , 41F
01/19 23:21, 41F
→
01/20 00:18, , 42F
01/20 00:18, 42F
推
01/20 00:26, , 43F
01/20 00:26, 43F
→
01/20 00:27, , 44F
01/20 00:27, 44F
→
01/20 00:30, , 45F
01/20 00:30, 45F
→
01/20 00:33, , 46F
01/20 00:33, 46F
→
01/20 00:35, , 47F
01/20 00:35, 47F
→
01/20 00:38, , 48F
01/20 00:38, 48F
推
01/20 10:23, , 49F
01/20 10:23, 49F
推
01/20 12:28, , 50F
01/20 12:28, 50F