tetris.cpp:1:2: invalid preprocessing directive #incude tetris.cpp: In function `int main()': tetris.cpp:3: `FILE' undeclared (first use this function) tetris.cpp:3: (Each undeclared identifier is reported only once for each function it appears in.) tetris.cpp:3: `in' undeclared (first use this function) tetris.cpp:3: `out' undeclared (first use this function) tetris.cpp:4: `fopen' undeclared (first use this function) tetris.cpp:8: `fscanf' undeclared (first use this function) tetris.cpp:9: parse error before `for' tetris.cpp:9: `k' undeclared (first use this function) tetris.cpp:9: `s' undeclared (first use this function) tetris.cpp:9: `pp' undeclared (first use this function) tetris.cpp:9: parse error before `)' token tetris.cpp:12: `lmax' undeclared (first use this function) tetris.cpp:13: `min' undeclared (first use this function) tetris.cpp:17: `cl' undeclared (first use this function) tetris.cpp:19: `poz' undeclared (first use this function) tetris.cpp:20: `nr' undeclared (first use this function) tetris.cpp:21: `l' undeclared (first use this function) tetris.cpp:27: `c' undeclared (first use this function) tetris.cpp:36: `max' undeclared (first use this function) tetris.cpp:46: parse error before `}' token tetris.cpp:6: warning: unused variable `int i'