robotzi.cpp:10: error: 'N' was not declared in this scope robotzi.cpp:10: error: 'N' was not declared in this scope robotzi.cpp: In function 'void fil(int, int)': robotzi.cpp:20: error: 'a' was not declared in this scope robotzi.cpp:23: error: expected primary-expression before ')' token robotzi.cpp:23: error: expected ';' before ')' token robotzi.cpp:24: error: expected primary-expression before '}' token robotzi.cpp:24: error: expected ';' before '}' token robotzi.cpp:24: error: expected primary-expression before '}' token robotzi.cpp:24: error: expected ')' before '}' token robotzi.cpp:24: error: expected primary-expression before '}' token robotzi.cpp:24: error: expected ';' before '}' token robotzi.cpp: In function 'int main()': robotzi.cpp:36: error: 'a' was not declared in this scope robotzi.cpp:37: error: 'a' was not declared in this scope