Eroare de compilare: main.cpp: In function 'int main()': main.cpp:13:2: error: 'ifstream' was not declared in this scope ifstream f("strmatch.in"); ^~~~~~~~ main.cpp:14:2: error: 'ofstream' was not declared in this scope ofstream g("strmatch.out"); ^~~~~~~~ main.cpp:15:2: error: 'f' was not declared in this scope f.getline(a, 2000000); ^ main.cpp:30:3: error: 'g' was not declared in this scope g<<0<<endl; ^ main.cpp:30:9: error: 'endl' was not declared in this scope g<<0<<endl; ^~~~ main.cpp:46:2: error: 'g' was not declared in this scope g<<nr; ^ Non zero exit status: 1