View Compilation Error

0_0_27778678_24020.cpp: In function 'int main()':
0_0_27778678_24020.cpp:6:2: error: 'n' was not declared in this scope
  n=1;a=1;e=1;
  ^
0_0_27778678_24020.cpp:6:6: error: 'a' was not declared in this scope
  n=1;a=1;e=1;
      ^
0_0_27778678_24020.cpp:6:10: error: 'e' was not declared in this scope
  n=1;a=1;e=1;
          ^