View Compilation Error

0_0_23195200_5541.cpp:134:1: error: stray '\247' in program
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 ^
0_0_23195200_5541.cpp:134:1: error: stray '\325' in program
0_0_23195200_5541.cpp: In function 'void zigzag(int)':
0_0_23195200_5541.cpp:52:7: error: redefinition of 'void zigzag(int)'
 void  zigzag(int n)
       ^
0_0_23195200_5541.cpp:8:7: note: 'void zigzag(int)' previously defined here
 void  zigzag(const int N)
       ^
0_0_23195200_5541.cpp: In function 'int main()':
0_0_23195200_5541.cpp:127:5: error: redefinition of 'int main()'
 int main()
     ^
0_0_23195200_5541.cpp:40:5: note: 'int main()' previously defined here
 int main()
     ^
0_0_23195200_5541.cpp: At global scope:
0_0_23195200_5541.cpp:134:1: error: expected unqualified-id before '?' token
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 ^