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C++ Solution to Coding Challenge 171. Excel Sheet Column Number

Some tips about ASCII and mathematics

Problem statement

Given a string columnTitle that represents the column title as appears in an Excel sheet, return its corresponding column number.

For example:



LeetSolve shares how to solve a coding question in C++. The questions are selected from leetcode.com. You can learn from LeetSolve’s posts essential algorithms, basic data structures, elementary C++ programming language and common coding techniques.

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