class Solution {
public String
generateTheString(int n
) {
if(n
< 1)
return "";
char[] ch
= new char[n
];
for(int i
= 0; i
< n
- 1; i
++) {
ch
[i
] = 'a';
}
ch
[n
- 1] = (n
& 1) == 0 ? 'b' :'a';
return String
.valueOf(ch
);
}
}
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