Bella Ciao solution in C language.- Codechef
Bella Ciao Problem Code: CHFHEIST Chef is planning a heist in the reserve bank of Chefland. They are planning to hijack the bank for � D days and print the money. The initial rate of printing the currency is � P dollars per day and they increase the production by � Q dollars after every interval of � d days. For example, after � d days the rate is � + � P + Q dollars per day, and after 2 � 2 d days the rate is � + 2 � P + 2 Q dollars per day, and so on. Output the amount of money they will be able to print in the given period. Input Format The first line contains an integer � T , the number of test cases. Then the test cases follow. Each test case contains a single line of input, four integers � , � , � , � D , d , P , Q . Output Format Output For each test case, output in a single line the answer to the problem. Constraints 1 ≤ � ≤ 1 0 5 1 ≤ T ≤ 1 0 5 1 ≤ � ≤ � ≤ 1 0...