lsamen function
Implementation
bool lsamen(final int N, final String CA, final String CB) {
if (CA.length < N || CB.length < N) return false;
// Do for each character in the two strings.
for (var I = 1; I <= N; I++) {
// Test if the characters are equal using lsame.
if (!lsame(CA[I - 1], CB[I - 1])) return false;
}
return true;
}