for i in range(1, 3, 1): for j in range(i+1): print('*')

for i in range(-500,500,100): print(i)

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Explanation

range(initial, final, step=1)
Starts from initial till final-1
Default value for initial is 0

range(5) returns 0 1 2 3 4
range(1,5) returns 1 2 3 4
range(1,5,2) returns 1 3

A pangram is a string that contains every letter of the alphabet. Given a sentence determine whether it is a pangram in the English alphabet. Ignore case. Return either pangram or not pangram as appropriate.

Sample Input 0

We promptly judged antique ivory buckles for the next prize

Sample Output

pangram

Explanation

All of the letters of the alphabet are present in the string.

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Sample Input 1

We promptly judged antique ivory buckles for the prize

Sample Output

not pangram

Explanation

The string lacks an x.

Find all pairs of an integer array whose sum is equal to a given number?

Sample Input

5(sum)
5(array size)
1 2 3 4 5(array)

Sample Output

1 4
2 3