Eroare de compilare: main.cpp:12:1: error: expected initializer before 'ifstream' ifstream fin("nustiu.in"); ^~~~~~~~ main.cpp: In function 'void dfs(int, int, int)': main.cpp:36:9: error: 'exista' was not declared in this scope exista = true; ^~~~~~ main.cpp: In function 'int main()': main.cpp:46:5: error: 'fin' was not declared in this scope fin >> t; ^~~ main.cpp:52:9: error: 'exista' was not declared in this scope exista = false; ^~~~~~ Non zero exit status: 1