Compiler output
prog.cpp: In function 'int string_to_int(std::string)':
prog.cpp:8:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
for(int i=0; i<s.size(); i++){
^
prog.cpp: In function 'int main()':
prog.cpp:32:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
for(int i=0; i<s.size(); i++){
^
prog.cpp:17:6: warning: unused variable 'st' [-Wunused-variable]
int st;
^
prog.cpp:19:7: warning: unused variable 'prva' [-Wunused-variable]
bool prva;
^
