Compilare: main.cpp: In function 'int findFirst()': main.cpp:12:13: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 12 | while(i < v.size() && !viz[i]) | ~~^~~~~~~~~~ main.cpp: In function 'int findNext(int)': main.cpp:19:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 19 | while(vv < v.size() && !viz[vv]) | ~~~^~~~~~~~~~ main.cpp: In function 'void perform()': main.cpp:31:28: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 31 | for(int i = zero + 1;i < v.size();i++) { | ~~^~~~~~~~~~ main.cpp:25:9: warning: unused variable 'ind' [-Wunused-variable] 25 | int ind = 0; | ^~~