Excel Sheet Column Number and Title Conversion in C++
Excel Column to Number Given a column title as appear in an Excel sheet, return its corresponding column number. For example: A - 1 B - 2 C - …
Category: c / c++
Compute the Number of Trailing Zeros for a Factorial in C++
Given an integer n, return the number of trailing zeroes in Factorial N! Your solution should be in logarithmic time complexity. Naive/Bruteforce Solution It is easy to get the …
Simple Math Exercise – Computer V.S. Human
I came across this simple question: A entry level math question for kids, A, B, C and D are 1-digit number from 0 to 9, find all possibilities for …
Greedy Algorithm to Reach the Last Index of the Array
Given an array of non-negative integers, you are initially positioned at the first index of the array. Each element in the array represents your maximum jump length at that …
Algorithm to Compute the Pascal Triangle’s values
The puzzle is to generate the first few numRows rows of Pascal’s Triangle. Do you need to keep each row in separate variables (row vector)? Apparently no. The trick …