编号 题目 状态 分数 总时间 内存 代码 / 答案文件 提交者 提交时间
#69245 #1253. 开课通知 Accepted 100 4399 ms 11132 K Python 3 / 513 B 2022-05-13 1:42:33
l1 = list(map(int, input().split()))
n = l1[0]
m = l1[1]
table = []
for i in range(n):
    l = list(input())
    table.append(l)


def judge(l):
    dele = 0
    for j in range(m):
        index = []
        for p in range(n-dele):
            if l[p][j] == '1':
                index.append([p, j])
        if len(index) == 1:
            l.pop(index[0][0])
            dele += 1
    return dele


delete = judge(table)
while delete:
    n -= delete
    delete = judge(table)
print(n)
子任务 #1
Accepted
得分:100
测试点 #1
Accepted
得分:100
用时:156 ms
内存:10780 KiB

输入文件(1.in

1000 1000
00000000000000000000000000000000000000000000000000000000000000000000000100000000000000000
<1001911 bytes omitted>

答案文件(1.out

553

用户输出

553

系统信息

Exited with return code 0
测试点 #2
Accepted
得分:100
用时:206 ms
内存:10736 KiB

输入文件(2.in

1000 1000
00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
<1001911 bytes omitted>

答案文件(2.out

390

用户输出

390

系统信息

Exited with return code 0
测试点 #3
Accepted
得分:100
用时:526 ms
内存:10752 KiB

输入文件(3.in

1000 1000
00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
<1001911 bytes omitted>

答案文件(3.out

570

用户输出

570

系统信息

Exited with return code 0
测试点 #4
Accepted
得分:100
用时:220 ms
内存:10688 KiB

输入文件(4.in

1000 1000
00000000000000000000000000000000000000000000000000000000000000000000000000000000010000000
<1001911 bytes omitted>

答案文件(4.out

898

用户输出

898

系统信息

Exited with return code 0
测试点 #5
Accepted
得分:100
用时:188 ms
内存:10780 KiB

输入文件(5.in

1000 1000
00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
<1001911 bytes omitted>

答案文件(5.out

959

用户输出

959

系统信息

Exited with return code 0
测试点 #6
Accepted
得分:100
用时:157 ms
内存:10792 KiB

输入文件(6.in

1000 1000
00000000000000000000000000000000000000000000000000000000000000000000000000000000010000000
<1001911 bytes omitted>

答案文件(6.out

985

用户输出

985

系统信息

Exited with return code 0
测试点 #7
Accepted
得分:100
用时:154 ms
内存:10980 KiB

输入文件(7.in

1000 1000
00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
<1001911 bytes omitted>

答案文件(7.out

992

用户输出

992

系统信息

Exited with return code 0
测试点 #8
Accepted
得分:100
用时:167 ms
内存:10680 KiB

输入文件(8.in

1000 1000
00000000000000000000000000000000000000000000000000000000000000000000000000000000000000001
<1001911 bytes omitted>

答案文件(8.out

995

用户输出

995

系统信息

Exited with return code 0
测试点 #9
Accepted
得分:100
用时:111 ms
内存:10516 KiB

输入文件(9.in

1000 1000
00000000000000000000000000000000000000000100000000000000000000000000000000000000000000000
<1001911 bytes omitted>

答案文件(9.out

1000

用户输出

1000

系统信息

Exited with return code 0
测试点 #10
Accepted
得分:100
用时:145 ms
内存:10696 KiB

输入文件(10.in

1000 1000
00000000000000010000000000000000000000000000000000000000000000000000000000000000000000000
<1001911 bytes omitted>

答案文件(10.out

998

用户输出

998

系统信息

Exited with return code 0
测试点 #11
Accepted
得分:100
用时:36 ms
内存:4412 KiB

输入文件(11.in

10000 10
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
000000
<119910 bytes omitted>

答案文件(11.out

9998

用户输出

9998

系统信息

Exited with return code 0
测试点 #12
Accepted
得分:100
用时:34 ms
内存:4432 KiB

输入文件(12.in

10000 10
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
000000
<119910 bytes omitted>

答案文件(12.out

9997

用户输出

9997

系统信息

Exited with return code 0
测试点 #13
Accepted
得分:100
用时:34 ms
内存:4528 KiB

输入文件(13.in

10000 10
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
000000
<119910 bytes omitted>

答案文件(13.out

10000

用户输出

10000

系统信息

Exited with return code 0
测试点 #14
Accepted
得分:100
用时:44 ms
内存:4456 KiB

输入文件(14.in

10000 10
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
000000
<119910 bytes omitted>

答案文件(14.out

9999

用户输出

9999

系统信息

Exited with return code 0
测试点 #15
Accepted
得分:100
用时:34 ms
内存:4460 KiB

输入文件(15.in

10000 10
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
000000
<119910 bytes omitted>

答案文件(15.out

10000

用户输出

10000

系统信息

Exited with return code 0
测试点 #16
Accepted
得分:100
用时:29 ms
内存:4456 KiB

输入文件(16.in

10000 10
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
000000
<119910 bytes omitted>

答案文件(16.out

10000

用户输出

10000

系统信息

Exited with return code 0
测试点 #17
Accepted
得分:100
用时:41 ms
内存:4464 KiB

输入文件(17.in

10000 10
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
000000
<119910 bytes omitted>

答案文件(17.out

10000

用户输出

10000

系统信息

Exited with return code 0
测试点 #18
Accepted
得分:100
用时:40 ms
内存:4572 KiB

输入文件(18.in

10000 10
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
000000
<119910 bytes omitted>

答案文件(18.out

10000

用户输出

10000

系统信息

Exited with return code 0
测试点 #19
Accepted
得分:100
用时:30 ms
内存:4448 KiB

输入文件(19.in

10000 10
0000000000
0000000000
1000000000
0000000000
0000000000
0000000000
0000000000
000000
<119910 bytes omitted>

答案文件(19.out

10000

用户输出

10000

系统信息

Exited with return code 0
测试点 #20
Accepted
得分:100
用时:29 ms
内存:4536 KiB

输入文件(20.in

10000 10
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
000000
<119910 bytes omitted>

答案文件(20.out

10000

用户输出

10000

系统信息

Exited with return code 0
测试点 #21
Accepted
得分:100
用时:188 ms
内存:11128 KiB

输入文件(21.in

5000 200
000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
<1009910 bytes omitted>

答案文件(21.out

4930

用户输出

4930

系统信息

Exited with return code 0
测试点 #22
Accepted
得分:100
用时:178 ms
内存:11096 KiB

输入文件(22.in

5000 200
000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
<1009910 bytes omitted>

答案文件(22.out

4922

用户输出

4922

系统信息

Exited with return code 0
测试点 #23
Accepted
得分:100
用时:202 ms
内存:11116 KiB

输入文件(23.in

5000 200
000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
<1009910 bytes omitted>

答案文件(23.out

4940

用户输出

4940

系统信息

Exited with return code 0
测试点 #24
Accepted
得分:100
用时:207 ms
内存:11104 KiB

输入文件(24.in

5000 200
000000000000000000001000000000000000000000000000000000000000000000000000000000000000000000
<1009910 bytes omitted>

答案文件(24.out

4944

用户输出

4944

系统信息

Exited with return code 0
测试点 #25
Accepted
得分:100
用时:243 ms
内存:11032 KiB

输入文件(25.in

5000 200
000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
<1009910 bytes omitted>

答案文件(25.out

4960

用户输出

4960

系统信息

Exited with return code 0
测试点 #26
Accepted
得分:100
用时:256 ms
内存:11008 KiB

输入文件(26.in

5000 200
000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
<1009910 bytes omitted>

答案文件(26.out

4967

用户输出

4967

系统信息

Exited with return code 0
测试点 #27
Accepted
得分:100
用时:175 ms
内存:11036 KiB

输入文件(27.in

5000 200
000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
<1009910 bytes omitted>

答案文件(27.out

4980

用户输出

4980

系统信息

Exited with return code 0
测试点 #28
Accepted
得分:100
用时:175 ms
内存:11104 KiB

输入文件(28.in

5000 200
000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
<1009910 bytes omitted>

答案文件(28.out

4980

用户输出

4980

系统信息

Exited with return code 0
测试点 #29
Accepted
得分:100
用时:170 ms
内存:11008 KiB

输入文件(29.in

5000 200
000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
<1009910 bytes omitted>

答案文件(29.out

4987

用户输出

4987

系统信息

Exited with return code 0
测试点 #30
Accepted
得分:100
用时:224 ms
内存:11132 KiB

输入文件(30.in

5000 200
000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
<1009910 bytes omitted>

答案文件(30.out

4992

用户输出

4992

系统信息

Exited with return code 0