Six Friends Solution | CodeChef Problem Solution 2022

Six Friends Solution | CodeChef Problem Solution 2022 | April Long Two

Six friends go on a trip and are looking for accommodation. After looking for hours, they find a hotel which offers two types of rooms — double rooms and triple rooms. A double room costs Rs. X$X$, while a triple room costs Rs. Y$Y$.

The friends can either get three double rooms or get two triple rooms. Find the minimum amount they will have to pay to accommodate all six of them.

Input Format

• The first line contains a single integer T$T$ - the number of test cases. Then the test cases follow.
• The first and only line of each test case contains two integers X$X$ and Y$Y$ - the cost of a double room and the cost of a triple room.

Solution Click Below:- 

Output Format

For each testcase, output the minimum amount required to accommodate all the six friends.

Constraints

• 1≤T≤100$1\le T\le 100$
• 1≤X<Y≤100$1\le X<Y\le 100$

Sample Input 1 

3
10 15
6 8
4 8

Sample Output 1 

30
16
12

Explanation

Test case 1: The friends can take three double rooms and thus pay a total of Rs. 30$30$.

Test case 2: The friends can take two triple rooms and thus pay a total of Rs. 16$16$.

Test case 3: The friends can take three double rooms and thus pay a total of Rs. 12$12$.

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