Compilare: main.cpp: In function 'void bellmanford(long long int)': main.cpp:26:18: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 26 | for(i=0;i<adj[curr].size();i++) | ~^~~~~~~~~~~~~~~~~ main.cpp: In function 'long long int dijkstra(long long int, long long int, long long int)': main.cpp:56:22: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 56 | for(i=0;i<adj[curr].size();i++) | ~^~~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:100:17: warning: unused variable 'j' [-Wunused-variable] 100 | long long i,j,k,l,n,m,a,b,capedge,costedge,st,fs,cst,cp; | ^ main.cpp:100:19: warning: unused variable 'k' [-Wunused-variable] 100 | long long i,j,k,l,n,m,a,b,capedge,costedge,st,fs,cst,cp; | ^ main.cpp:100:21: warning: unused variable 'l' [-Wunused-variable] 100 | long long i,j,k,l,n,m,a,b,capedge,costedge,st,fs,cst,cp; | ^ main.cpp:100:31: warning: unused variable 'capedge' [-Wunused-variable] 100 | long long i,j,k,l,n,m,a,b,capedge,costedge,st,fs,cst,cp; | ^~~~~~~ main.cpp:100:39: warning: unused variable 'costedge' [-Wunused-variable] 100 | long long i,j,k,l,n,m,a,b,capedge,costedge,st,fs,cst,cp; | ^~~~~~~~