View Compilation Error

0_0_12335561_13290.cpp: In function `int main()':
0_0_12335561_13290.cpp:27: error: `k' undeclared (first use this function)
0_0_12335561_13290.cpp:27: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_12335561_13290.cpp:30: error: `rem' undeclared (first use this function)
0_0_12335561_13290.cpp:59: error: expected primary-expression before ']' token
0_0_12335561_13290.cpp:60: error: expected `;' before '}' token