joc12.cpp:4: extraneous `int' ignored joc12.cpp: In function `int main()': joc12.cpp:7: `a' undeclared (first use this function) joc12.cpp:7: (Each undeclared identifier is reported only once for each function it appears in.) joc12.cpp:7: `b' undeclared (first use this function) joc12.cpp:8: parse error before `=' token joc12.cpp:9: `bb' undeclared (first use this function) joc12.cpp:10: `a2' undeclared (first use this function) joc12.cpp:11: `aa' undeclared (first use this function) joc12.cpp:16: `inv' undeclared (first use this function) joc12.cpp:19: `c' undeclared (first use this function) joc12.cpp:23:2: warning: no newline at end of file