View Compilation Error

0_0_35197835_28567.cpp:1:1: error: 'include' does not name a type
 include <iostream>
 ^
0_0_35197835_28567.cpp: In function 'int main()':
0_0_35197835_28567.cpp:7:2: error: 'cin' was not declared in this scope
  cin >> T;
  ^
0_0_35197835_28567.cpp:36:3: error: 'cout' was not declared in this scope
   cout << maxsum << " " << start+1 << " " << end+1 << endl;
   ^
0_0_35197835_28567.cpp:36:55: error: 'endl' was not declared in this scope
   cout << maxsum << " " << start+1 << " " << end+1 << endl;
                                                       ^