LeetCode:Excel Sheet Column Number
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Excel Sheet Column Number
Total Accepted: 80221 Total
Submissions: 190904 Difficulty: Easy
Related to question Excel Sheet Column Title
Given a column title as appear in an Excel sheet, return its corresponding column number.
For example:
A -> 1 B -> 2 C -> 3 ... Z -> 26 AA -> 27 AB -> 28
Credits:
Special thanks to @ts for adding this problem and creating all test cases.
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c code:
int titleToNumber(char* s) { int size = strlen(s); int ret = 0; for(int i=0;i<size;i++) { ret = ret * 26 + s[i] - 'A' + 1; } return ret; }
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