Compilare: main.cpp: In function 'int main()': main.cpp:77:30: warning: suggest parentheses around '+' inside '>>' [-Wparentheses] cin >> n >> k >> str + 1; ~~~~^~~ main.cpp:121:34: warning: 'b' may be used uninitialized in this function [-Wmaybe-uninitialized] cout << a << " " << b << "\n"; ^~~~ main.cpp:121:22: warning: 'a' may be used uninitialized in this function [-Wmaybe-uninitialized] cout << a << " " << b << "\n"; ^~~