Borderou de evaluare (job #766220)

Compilare: main.cpp: In function 'int main()': main.cpp:16:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 16 | for(int i=0; i<c.size(); i++) | ~^~~~~~~~~ main.cpp:37:20: warning: suggest explicit braces to avoid ambiguous 'else' [-Wdangling-else] 37 | else if(c[i]==']') | ^