Borderou de evaluare (job #588738)

Compilare: main.cpp: In function 'int main()': main.cpp:57:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<grup>::size_type' {aka 'unsigned int'} [-Wsign-compare] 57 | for (i = 0; i < a.size(); i++) | ~~^~~~~~~~~~ main.cpp:59:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<grup>::size_type' {aka 'unsigned int'} [-Wsign-compare] 59 | for (j = i + 1; j < a.size(); j++) | ~~^~~~~~~~~~ main.cpp:68:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<grup>::size_type' {aka 'unsigned int'} [-Wsign-compare] 68 | for (i = 0; i < a.size(); i++) | ~~^~~~~~~~~~ main.cpp:70:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<grup>::size_type' {aka 'unsigned int'} [-Wsign-compare] 70 | for (j = i + 1; j < a.size(); j++) | ~~^~~~~~~~~~ main.cpp:36:17: warning: unused variable 'q' [-Wunused-variable] 36 | int n,k,i,j,q,x; | ^