Eroare de compilare: main.cpp:19:13: error: variable 'std::ifstream cin' has initializer but incomplete type ifstream cin("strmatch.in"); ofstream cout("strmatch.out"); ^ main.cpp:19:43: error: variable 'std::ofstream cout' has initializer but incomplete type ifstream cin("strmatch.in"); ofstream cout("strmatch.out"); ^ main.cpp: In function 'int main()': main.cpp:37:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 1; i <= a.size(); i++) { ~~^~~~~~~~~~~ main.cpp:41:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 1; i <= b.size(); i++) { ~~^~~~~~~~~~~ main.cpp:46:9: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (i < a.size()) { ~~^~~~~~~~~~ main.cpp: At global scope: main.cpp:69:1: error: expected declaration before '}' token } ^ Non zero exit status: 1