View Compilation Error

0_0_29643557_24295.cpp: In function 'void euler()':
0_0_29643557_24295.cpp:21:19: error: expected ')' at end of input
             if (i%2
                   ^
0_0_29643557_24295.cpp:21:19: error: expected statement at end of input
0_0_29643557_24295.cpp:21:19: error: expected '}' at end of input
0_0_29643557_24295.cpp:21:19: error: expected '}' at end of input
0_0_29643557_24295.cpp:21:19: error: expected '}' at end of input