-
Notifications
You must be signed in to change notification settings - Fork 0
Expand file tree
/
Copy pathBracketMatch.js
More file actions
53 lines (42 loc) · 840 Bytes
/
BracketMatch.js
File metadata and controls
53 lines (42 loc) · 840 Bytes
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
var text = '(())';
function bracketMatch(input) {
var n = input.length
if(n === 0){
return 0;
}
var balance = 0;
var missingLefts = 0;
for(var i = 0; i < n; i++){
var char = input[i];
if(char === '('){
balance++;
} else {
if(balance === 0){
missingLefts++;
} else {
balance--;
}
}
}
return balance + missingLefts;
}
console.log(bracketMatch(text));
// var input = '()';
// function bracketMatch(input) {
// var missingBrackets = 0;
// var balance = 0;
// for(var i=0; i < input.length; i++) {
// var current = input[i];
// if (current === '(') {
// balance++;
// } else if (current === ')') {
// balance--;
// if (balance < 0) {
// missingBrackets++;
// balance = 0;
// }
// }
// }
// console.log(missingBrackets + balance);
// }
// bracketMatch(input);