All files / leetCode 0171.ts

1
2
3
4
5
6
7
8
9
 
4x
 
4x
12x
 
4x
 
 
export default function titleToNumber(columnTitle: string): number {
  let res = 0
 
  for (const ch of columnTitle)
    res = res * 26 + ch.charCodeAt(0) - 'A'.charCodeAt(0) + 1
 
  return res
}