DK070202

import 'dart:math';

int calculateMaturityValue(double P, double i, int n) {
  double compoundInterest = ((pow(1 + i, n) - 1) / i) * (1 + i);
  double M = P * compoundInterest;
  return M.round();
}

void main() {
  double principalAmount = 1000; // Amount

DK070202

void main() {
  final map = {};
  final messageId = map.keys.first;
  print(messageId);
}