Driver Code
int main ( ) { memset ( arr , -1 , sizeof ( arr ) ) ; char X [ ] = " AGGTAB " ; char Y [ ] = " GXTXAYB " ; int m = strlen ( X ) ; int n = strlen ( Y ) ; printf ( " Length ▁ of ▁ LCS ▁ is ▁ % d " , lcs ( X , Y , m , n ) ) ; return 0 ; }