char* destBase(int decimalnum , int destbase){ //Destination convertion
	int i,tmp ,size;
	char* ans;
	size=((int)(log(decimalnum)/log(destbase)) +1);
	ans=(char*)malloc(size*sizeof(char));
	for(i=strlen(ans)-1 ; decimalnum>0 ; i++){
		tmp=decimalnum%destbase;
		if(tmp>=0 && tmp <= 9){
			ans[i]=tmp+'0';
		}
		else if(tmp>='A'-10 && tmp <='Z'-10){
			ans[i]=tmp+'A'-10;
		}
		else if(tmp >='a'-10 && tmp <='z'-10){
			ans[i]=tmp+'a'-10;
		}
		decimalnum=decimalnum/destbase;
	}

	return ans;
}