Borderou de evaluare (job #676222)

Eroare de compilare: main.cpp: In function 'int main()': main.cpp:7:25: error: invalid use of incomplete type 'std::ifstream' {aka 'class std::basic_ifstream<char>'} 7 | ifstream("arondat.in"); | ^ In file included from /usr/lib/gcc/i686-pc-linux-gnu/11.3.0/include/g++-v11/ios:38, from /usr/lib/gcc/i686-pc-linux-gnu/11.3.0/include/g++-v11/ostream:38, from /usr/lib/gcc/i686-pc-linux-gnu/11.3.0/include/g++-v11/iostream:39, from main.cpp:1: /usr/lib/gcc/i686-pc-linux-gnu/11.3.0/include/g++-v11/iosfwd:116:11: note: declaration of 'std::ifstream' {aka 'class std::basic_ifstream<char>'} 116 | class basic_ifstream; | ^~~~~~~~~~~~~~ main.cpp:8:26: error: invalid use of incomplete type 'std::ofstream' {aka 'class std::basic_ofstream<char>'} 8 | ofstream("arondat.out"); | ^ In file included from /usr/lib/gcc/i686-pc-linux-gnu/11.3.0/include/g++-v11/ios:38, from /usr/lib/gcc/i686-pc-linux-gnu/11.3.0/include/g++-v11/ostream:38, from /usr/lib/gcc/i686-pc-linux-gnu/11.3.0/include/g++-v11/iostream:39, from main.cpp:1: /usr/lib/gcc/i686-pc-linux-gnu/11.3.0/include/g++-v11/iosfwd:119:11: note: declaration of 'std::ofstream' {aka 'class std::basic_ofstream<char>'} 119 | class basic_ofstream; | ^~~~~~~~~~~~~~ main.cpp:10:4: error: 'fin' was not declared in this scope 10 | fin>>N; | ^~~ main.cpp:17:15: error: 'fout' was not declared in this scope 17 | if(ok==1) {fout<<n; return 0;} | ^~~~ main.cpp:32:4: error: 'fout' was not declared in this scope 32 | fout<<s; | ^~~~