C Programming Language

Jojo has an array of integer with size N. He wants to play a game with Lili. He will ask her Q questions each with two integer L and R, and ask her what is the sum from number index L until number index R. She will win the game if she can answer all his questions. Help her win the game! Format Input There is an integer T, indicating the number of test cases. The first line of each test case contains two integers N and Q, giving the size of array and the number of questions. Then follows N positive integers a describing the array. Each of the next Q lines contains L and R describing the question. You may assume that R-L 1000 Format Output For each test case print the answer of the questions Constraints 1