Borderou de evaluare (job #823202)

Compilare: main.cpp: In function 'void backt(std::vector<unsigned char>&, int, int, std::vector<bool>)': main.cpp:10:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<unsigned char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 10 | for(int i=0; i<v.size(); i++) fout<<(int)v[i]<<(i+1<v.size()? ' ' : '\n'); | ~^~~~~~~~~ main.cpp:10:60: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<unsigned char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 10 | for(int i=0; i<v.size(); i++) fout<<(int)v[i]<<(i+1<v.size()? ' ' : '\n'); | ~~~^~~~~~~~~ main.cpp:12:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<unsigned char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 12 | for(int i=st; i<a.size(); i++){ | ~^~~~~~~~~