Compilare: main.cpp: In function 'int main()': main.cpp:50:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 50 | for(i=0;i<v[q].size();i++) | ~^~~~~~~~~~~~ main.cpp:15:39: warning: unused variable 'j' [-Wunused-variable] 15 | int estimare[50005],src,n,m,i,j,viz[50005],r[50005],q,a,b,minim,contor,x,y,z,w; | ^ main.cpp:15:63: warning: unused variable 'a' [-Wunused-variable] 15 | int estimare[50005],src,n,m,i,j,viz[50005],r[50005],q,a,b,minim,contor,x,y,z,w; | ^ main.cpp:15:65: warning: unused variable 'b' [-Wunused-variable] 15 | int estimare[50005],src,n,m,i,j,viz[50005],r[50005],q,a,b,minim,contor,x,y,z,w; | ^ main.cpp:15:67: warning: variable 'minim' set but not used [-Wunused-but-set-variable] 15 | int estimare[50005],src,n,m,i,j,viz[50005],r[50005],q,a,b,minim,contor,x,y,z,w; | ^~~~~ main.cpp:15:86: warning: variable 'w' set but not used [-Wunused-but-set-variable] 15 | int estimare[50005],src,n,m,i,j,viz[50005],r[50005],q,a,b,minim,contor,x,y,z,w; | ^