Please help! Thank you very much.

1. Write a for loop to calculate the sum of all numbers from 1 to 1000. 2. Write a for loop to calculate the sum of all odd numbers from 1 to 1000. 3. Write a while-loop to read integer values from standard input until the user enters 4. Write a loop to find out the minimum value stored in an array of int e.g., const int MAX CAP-100; int nums(MAX_CAP]-(23,445, 12, 4, -34, 199, 24); int len 7; lumber of int stores in array noms