yebealeMetkihWer method
This function returns the month index value assuming መስከረም with index value of 0 which are
if metkih > 14 => መስከረም else => ጥቅምት
according to rule #2 and #3 from the rules mentioned above.
Implementation
int yebealeMetkihWer() {
if (metkih > 14) {
return 1;
} else {
return 2;
}
}