1000 1000
00000000000000000000000000000000000000000000000000000000000000000000000100000000000000000
<1001911 bytes omitted>
用户输出
553
系统信息
Exited with return code 0
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 |
---|---|---|---|---|---|---|---|---|
#69129 | #1253. 开课通知 | Accepted | 100 | 8633 ms | 28724 K | Java / 1.3 K | 新媒体-雷广涵 | 2022-05-01 0:46:28 |
import java.util.HashSet;
import java.util.Iterator;
import java.util.Scanner;
public class Main {
public static void main(String[] args) {
Scanner in = new Scanner(System.in);
int n = in.nextInt();
int m = in.nextInt();
String[] s = new String[n];
int ans = n;
HashSet[] hs = new HashSet[m];
for (int i = 0; i < m; i++) {
hs[i] = new HashSet<Integer>();
}
for (int i = 0; i < n; i++) {
s[i] = in.next();
for (int j = 0; j < m; j++) {
if (s[i].charAt(j) == '1') {
hs[j].add(i);
}
}
}
boolean flag = true;
while (flag) {
boolean temp = true;
for (int i = 0; i < m; i++) {
if (hs[i].size() != 1)
continue;
else {
ans--;
temp = false;
Iterator it = hs[i].iterator();
int ind = (int) it.next();
for (int j = 0; j < m; j++) {
hs[j].remove(ind);
}
break;
}
}
if (temp)
flag = false;
}
System.out.println(ans);
}
}
1000 1000
00000000000000000000000000000000000000000000000000000000000000000000000100000000000000000
<1001911 bytes omitted>
用户输出
553
系统信息
Exited with return code 0
1000 1000
00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
<1001911 bytes omitted>
用户输出
390
系统信息
Exited with return code 0
1000 1000
00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
<1001911 bytes omitted>
用户输出
570
系统信息
Exited with return code 0
1000 1000
00000000000000000000000000000000000000000000000000000000000000000000000000000000010000000
<1001911 bytes omitted>
用户输出
898
系统信息
Exited with return code 0
1000 1000
00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
<1001911 bytes omitted>
用户输出
959
系统信息
Exited with return code 0
1000 1000
00000000000000000000000000000000000000000000000000000000000000000000000000000000010000000
<1001911 bytes omitted>
用户输出
985
系统信息
Exited with return code 0
1000 1000
00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
<1001911 bytes omitted>
用户输出
992
系统信息
Exited with return code 0
1000 1000
00000000000000000000000000000000000000000000000000000000000000000000000000000000000000001
<1001911 bytes omitted>
用户输出
995
系统信息
Exited with return code 0
1000 1000
00000000000000000000000000000000000000000100000000000000000000000000000000000000000000000
<1001911 bytes omitted>
用户输出
1000
系统信息
Exited with return code 0
1000 1000
00000000000000010000000000000000000000000000000000000000000000000000000000000000000000000
<1001911 bytes omitted>
用户输出
998
系统信息
Exited with return code 0
10000 10
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
000000
<119910 bytes omitted>
用户输出
9998
系统信息
Exited with return code 0
10000 10
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
000000
<119910 bytes omitted>
用户输出
9997
系统信息
Exited with return code 0
10000 10
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
000000
<119910 bytes omitted>
用户输出
10000
系统信息
Exited with return code 0
10000 10
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
000000
<119910 bytes omitted>
用户输出
9999
系统信息
Exited with return code 0
10000 10
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
000000
<119910 bytes omitted>
用户输出
10000
系统信息
Exited with return code 0
10000 10
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
000000
<119910 bytes omitted>
用户输出
10000
系统信息
Exited with return code 0
10000 10
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
000000
<119910 bytes omitted>
用户输出
10000
系统信息
Exited with return code 0
10000 10
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
000000
<119910 bytes omitted>
用户输出
10000
系统信息
Exited with return code 0
10000 10
0000000000
0000000000
1000000000
0000000000
0000000000
0000000000
0000000000
000000
<119910 bytes omitted>
用户输出
10000
系统信息
Exited with return code 0
10000 10
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
000000
<119910 bytes omitted>
用户输出
10000
系统信息
Exited with return code 0
5000 200
000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
<1009910 bytes omitted>
用户输出
4930
系统信息
Exited with return code 0
5000 200
000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
<1009910 bytes omitted>
用户输出
4922
系统信息
Exited with return code 0
5000 200
000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
<1009910 bytes omitted>
用户输出
4940
系统信息
Exited with return code 0
5000 200
000000000000000000001000000000000000000000000000000000000000000000000000000000000000000000
<1009910 bytes omitted>
用户输出
4944
系统信息
Exited with return code 0
5000 200
000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
<1009910 bytes omitted>
用户输出
4960
系统信息
Exited with return code 0
5000 200
000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
<1009910 bytes omitted>
用户输出
4967
系统信息
Exited with return code 0
5000 200
000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
<1009910 bytes omitted>
用户输出
4980
系统信息
Exited with return code 0
5000 200
000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
<1009910 bytes omitted>
用户输出
4980
系统信息
Exited with return code 0
5000 200
000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
<1009910 bytes omitted>
用户输出
4987
系统信息
Exited with return code 0