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Hungry Chef CodeChef Solution

Hungry Chef CodeChef Solution

Alice likes all the numbers which are divisible by A. Bob does not like the numbers which are divisible by B and likes all the remaining numbers. Determine the smallest number greater than or equal to N which is liked by both Alice and Bob. Output -1 if no such number exists.

Input Format

  • The first line contains a single integer¬†T¬†‚ÄĒ the number of test cases. Then the test cases follow.
  • The first and only line of each test case contains three space-separated integers¬†A,¬†B¬†and¬†N¬†‚ÄĒ the parameters mentioned in the problem statment.

Output Format

For each test case, output the smallest number \ge N which is divisible by A and is not divisible by B. Output -1 if no such number exists.

Hungry Chef CodeChef Solution

Chef is very hungry. So, Chef goes to a shop selling burgers. The shop has 2 types of burgers:

  • Normal burgers, which cost¬†X¬†rupees each
  • Premium burgers, which cost¬†Y¬†rupees each (where¬†Y \gt X)

Chef has R rupees. Chef wants to buy exactly N burgers. He also wants to maximize the number of premium burgers he buys. Determine the number of burgers of both types Chef must buy.

Output -1 if it is not possible for Chef to buy N burgers.

Input Format

  • The first line contains a single integer¬†T¬†‚ÄĒ the number of test cases. Then the test cases follow.
  • The first and only line of each test case contains four space-separated integers¬†X,¬†Y,¬†N¬†and¬†R¬†‚ÄĒ the cost of a normal burger, the cost of a premium burger, the number of burgers Chef wants to buy and the amount of money Chef has.

Output Format

For each test case, output on a new line two integers: the number of normal burgers and the number of premium burgers Chef must buy satisfying the given conditions.

Output -1 if he cannot buy N burgers.

Hungry Chef CodeChef Solution

Constraints

  • 1 \leq T \leq 10^4
  • 1 \le X \lt Y \le 1000
  • 1 \le N \le 10^6
  • 1 \le R \le 10^9

Sample 1:

Input

Output

4
2 10 4 12
4 8 10 50
99 100 5 10
9 10 10 200
4 0
8 2
-1
0 10

Explanation:

Test case 1: Chef has to buy 4 normal burgers only. Even if he buys 1 premium burger, he would not be able to buy 4 burgers.

Test case 2: Chef can buy 8 normal burgers and 2 premium burgers.

Test case 3: It is not possible for Chef to buy 5 burgers.

SOLUTION

Hungry Chef CodeChef Solution

SOLUTION

Hungry Chef CodeChef Solution

SOLUTION

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