Question: Write a program that displays all possible combinations for picking two numbers from integers 1 to 7. Also display the total number of all combinations.

Write a program that displays all possible combinations for picking two numbers from integers 1 to 7. Also display the total number of all combinations.

1 2 1 3 The total number of all combinations is 21

1 2 1 3 The total number of all combinations is 21

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