Lab4_Generic exercise

//*****sum-Of-1-to-N*****
void setup(){
  int N = 15;
  sumOfOneToN(N);
}
void sumOfOneToN(int n){
  int sum = 0;
  println("N = "+n);
  while(n>0){
    sum += n;
    n--;
  }
  println("sum of int from 1 to N = "+sum);
}

//*****Multiplication-Table*****
void setup(){
  int num = 13;
  multipli_table(num);
}
void multipli_table(int n){
  int multi = 1;
  println("Multiplication-Table of "+n);
  while(multi <= 12){
    println(n+" x "+multi+" = "+(n*multi));
    multi++;
    }
}

//*****Prime-Number*****
void setup(){
  int final_num = 100;
  primeCal(final_num);
}
void primeCal(int n){
  int num = 1;
  println("Prime number from 1 to "+n);
  while(num<=n){
    boolean primeNum = true;
    int i = 2;
    while(i<num && primeNum){
      if((num%i) == 0)
        primeNum = false;
      i++;
    }
    if(primeNum)
      print(num+" ");
    num++;
  }
}

//*****Monthly-loan-payment*****

void setup() {

  float loan = 5000;

  float interest_rate = 12; //percent

  int loan_term = 12; //months

  loanCal(loan, interest_rate, loan_term);

}

void loanCal(float loan, float interest_rate, float loan_term) {

  float payMonthly, balance = loan, total_interest=0;

  float interest, principal, j;

  int count=1;

  j = interest_rate/100/12;

  payMonthly = loan*(j/(1-(pow(1+j,-loan_term))));

  println("***** Monthly Loan Payment *****");

  println(" Loan Amount : $"+loan);

  println(" Loan Term   : "+loan_term+" months");

  println(" Interest Rate : "+interest_rate+"%");

  println("************************************");

  

  println("Payment NO.|   Balance   |   Interest   | Principal | Unpaid Balance | Total Interest to Date");

  while (count<=loan_term) {

    interest = j*balance;

    principal = payMonthly-interest;

    print("     "+count+"       "+balance+"      "+interest+"         "+principal);

    balance -= principal;

    total_interest += interest;

    println("       "+balance+"          "+total_interest);

    count++;

  }

  println("Payment Every Month : $"+payMonthly);

  println("Total of 12 Payments : $"+(loan+total_interest));

  println("Total Interest : $"+total_interest);

}