题解 | #公共子串计算#
公共子串计算
https://www.nowcoder.com/practice/98dc82c094e043ccb7e0570e5342dd1b
import java.util.Scanner;
// 注意类名必须为 Main, 不要有任何 package xxx 信息
public class Main {
public static void main(String[] args) {
Scanner in = new Scanner(System.in);
while (in.hasNext()) {
String str1 = in.nextLine().toLowerCase();
String str2 = in.nextLine().toLowerCase();
if (str1.length() > str2.length()) {
String gg = str1;
str1 = str2;
str2 = gg;
}
int sum = 0;
for (int i = 0 ; i < str1.length(); i++) {
for (int j = str1.length(); j > i; j--) {
String gg = str1.substring(i, j);
if (str2.contains(gg)) {
if (j - i > sum) sum = j - i;
}
}
}
System.out.println(sum);
}
}
}
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