Problem 172. Test if a Number is a Palindrome without using any String Operations

Solution 1836229

Submitted on 3 Jun 2019 by John Walker

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Test	Status	Code Input and Output
1	Pass	x = 122131221; y_correct = true; assert( isequal(isNumPalindrome(x),y_correct) && isempty(regexp(evalc('type isNumPalindrome'),'(str\|printf\|eval\|flip\|dec2base)')) )
2	Pass	x = 1221; y_correct = true; assert( isequal(isNumPalindrome(x),y_correct) && isempty(regexp(evalc('type isNumPalindrome'),'(str\|printf\|eval\|flip\|dec2base)')) )
3	Pass	x = 12345; y_correct = false; assert( isequal(isNumPalindrome(x),y_correct) && isempty(regexp(evalc('type isNumPalindrome'),'(str\|printf\|eval\|flip\|dec2base)')) )
4	Pass	x = 9849; y_correct = false; assert( isequal(isNumPalindrome(x),y_correct) && isempty(regexp(evalc('type isNumPalindrome'),'(str\|printf\|eval\|flip\|dec2base)')) )