submatrix1.cpp:1: 'program' is used as a type, but is not defined as a type. submatrix1.cpp:3: parse error before `:' token submatrix1.cpp:4: ISO C++ forbids declaration of `f1' with no type submatrix1.cpp:4: ISO C++ forbids declaration of `f2' with no type submatrix1.cpp:4: parse error before `:' token submatrix1.cpp:6:12: warning: character constant too long submatrix1.cpp:6: 'begin' is used as a type, but is not defined as a type. submatrix1.cpp:7:12: warning: character constant too long submatrix1.cpp:7: ISO C++ forbids declaration of `assign' with no type submatrix1.cpp:7: initializer list being treated as compound expression submatrix1.cpp:8: ISO C++ forbids declaration of `reset' with no type submatrix1.cpp:9: ISO C++ forbids declaration of `rewrite' with no type submatrix1.cpp:10: ISO C++ forbids declaration of `writeln' with no type submatrix1.cpp:10: initializer list being treated as compound expression submatrix1.cpp:11: ISO C++ forbids declaration of `close' with no type submatrix1.cpp:12: ISO C++ forbids declaration of `close' with no type submatrix1.cpp:12: redefinition of `int close' submatrix1.cpp:11: `int close' previously defined here submatrix1.cpp:13: syntax error before `.' token