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TwoCharacters.java
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44 lines (40 loc) · 941 Bytes
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import java.util.*;
import java.io.*;
class TwoCharacters {
static int twoCharaters(String s) {
int l = s.length();
if(l<2) return 0;
int c[] = new int[26];
for(int i=0;i<l;i++){
c[s.charAt(i) - 'a']++;
}
String maxString = "";
int max = 0;
for(int i=0;i<26;i++){
while(i<26 && c[i]==0) i++;
for(int j=i+1;j<26;j++){
while(j<26 && c[j]==0) j++;
StringBuilder sb = new StringBuilder();
for(int k=0;k<l;k++){
if(s.charAt(k)-'a' == i || s.charAt(k)-'a' == j) sb.append(s.charAt(k));
}
String str = sb.toString();
boolean flag = true;
for(int k=1;k<str.length();k++){
if(str.charAt(k) == str.charAt(k-1)) flag = false;
}
if(flag && str.length()>max){
max = str.length();
maxString = str;
}
}
}
return max;
}
public static void main(String args[]) {
Scanner sc = new Scanner(System.in);
int t = sc.nextInt();
while(t--!=0){
}
}
}