#include using namespace std; int main() { //****************************************** //**************** example 1 *************** //****************************************** int i, factorial, n; cout << "Example 1 : Find factorial of a number" << endl; // Find factorial with for loop factorial = 1, n = 5; for (i = 1; i <= n; ++i) { factorial *= i; } cout<< " For Loop --> Factorial(" << n << ")= " << factorial << endl; // ------------------------------------- // Find factorial with while loop i = 1, factorial = 1; while ( i <= n) { factorial *= i; ++i; } cout<< " While Loop --> Factorial(" << n << ")= " << factorial << endl; // ------------------------------------- // Find factorial with do while loop i=1, factorial=1; do{ factorial *= i; i++; }while(i<=n); cout<< " Do While Loop --> Factorial(" << n << ")= " << factorial << endl; cout<< "----------------------------------------" << endl; //****************************************** //**************** example 2 *************** //****************************************** cout << "Example 2 :" << endl; int arr[] = {1, 3, 5, 7, 9}; int sum;; // Find summary with for loop sum = 0; for(i=0; i Summary(1+3+5+7+9)= " << sum << endl; // ------------------------------------- // Find summary with while loop i = 0, sum = 0; while ( i <= n) { sum += arr[i]; ++i; } cout<< " While Loop --> Summary(1+3+5+7+9)= " << sum << endl; // ------------------------------------- // Find summary with do while loop i=0, sum=0; do{ sum += arr[i]; i++; }while(i<=n); cout<< " Do While Loop --> Summary(1+3+5+7+9)= " << sum << endl; cout<< "----------------------------------------" << endl; return 0; }

LoopExamplesInC++