120. Zigzag Conversion
MediumSimulation
Write the string in a zigzag on numRows rows (down then diagonally up) and read it row by row. Print the result.
Input format
Line 1: s Line 2: numRows
Output format
The converted string.
Example 1
Input
PAYPALISHIRING 3
Output
PAHNAPLSIIGYIR
Example 2
Input
PAYPALISHIRING 4
Output
PINALSIGYAHRPI
Constraints
1 ≤ |s| ≤ 1000 1 ≤ numRows ≤ 1000
Read input from standard input and print the answer to standard output. Your code is judged against 4 test cases, most of them hidden.
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