The longest substring
function func(line) {
let reg = /(\w)\1+/g;
let longest = line.match(reg).sort((a, b) => {
a.length - b.length
}).pop();
console.log(line + ' : ' + longest);
}
func('ddvvrwwwrggg');
func('sdsffffse');
func('abababaab');
func('aaabbcaaaa');
func('aaaasdfbbbbyyyweryyyuurweuuuuuu');
Run code snippetlongest common substring
int findLength(vector<int>& nums1, vector<int>& nums2)
{
int n=nums1.size();
int m=nums2.size();
vector<vector<int>>dp(n+1,vector<int>(m+1));
for(int i=0;i<=n;i++)
{
dp[i][0]=0;
}
for(int i=0;i<=m;i++)
{
dp[0][i]=0;
}
int ans=0;
for(int i=1;i<=n;i++)
{
for(int j=1;j<=m;j++)
{
if(nums1[i-1]==nums2[j-1])
{
dp[i][j]=1+dp[i-1][j-1];
ans=max(ans,dp[i][j]);
}
else
{
dp[i][j]=0;
}
}
}
return ans;
}Copyright © 2021 Codeinu
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