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add palindrome and matrix transpose #61

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Merged
Nivedita-coder merged 1 commit into from
Oct 23, 2020
Merged

add palindrome and matrix transpose #61

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18 changes: 18 additions & 0 deletions Javascript_Algo/MatrixTranspose.js
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Original file line number Diff line number Diff line change
@@ -0,0 +1,18 @@
let mathData = [
[1, 2, 3],
[4, 5, 6],
[7, 8, 9],
];
function transMat(matrix) {
let newMatx = [];
for (let i = 0; i < matrix[0].length; i++) {
let newMat = [];
for (let j = 0; j < matrix[0].length; j++) {
newMat.push(matrix[j][i]);
}
newMatx.push(newMat);
}
// console.log(newMat)
return newMatx;
}
console.table(transMat(mathData));
18 changes: 18 additions & 0 deletions Javascript_Algo/palindrome.js
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Original file line number Diff line number Diff line change
@@ -0,0 +1,18 @@
function palindrome(str, word) {
let jum = 0;
function count(word) {
while (word.length >= str.length) {
if (word.substring(0, str.length) == str) {
jum++;
}
word = word.substring(1);
}
}
count(word);
count(reverseString(word));
return jum;
}
function reverseString(str) {
return str;
}
console.log(palindrome("nana", "banananana"));