View Compilation Error

0_0_8691646_17140.cpp:47: error: conflicting declaration 'int n'
0_0_8691646_17140.cpp:44: error: 'n' has a previous declaration as `const int n'
0_0_8691646_17140.cpp:47: error: declaration of `int n'
0_0_8691646_17140.cpp:44: error: conflicts with previous declaration `const int n'
0_0_8691646_17140.cpp: In function `int main()':
0_0_8691646_17140.cpp:60: error: `rep' undeclared (first use this function)
0_0_8691646_17140.cpp:60: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_8691646_17140.cpp:60: error: expected `;' before '{' token