解题思路:
注意事项:
参考代码:
package Fourteen;
import java.util.Scanner;
public class 连续出现的字符 {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
int t = 0, c = 1;
int k = sc.nextInt();
String s = sc.next();
int i;
for (i = 0; i < s.length()-1; i++) {
if (s.charAt(i) == s.charAt(i + 1))
c++;
else {if (c >= k) {
t++;
break;
}
c=1;
}
}
if (t == 0)
System.out.println("No");
else
System.out.println(s.charAt(i));
}
}
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