Compilare: main.cpp: In function 'void init()': main.cpp:19:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(i=1;i<=n;i++) ^~~ main.cpp:21:9: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' d[1]=0; ^ main.cpp: In function 'void read()': main.cpp:24:12: warning: unused variable 'i' [-Wunused-variable] {int a,b,c,i; ^ main.cpp: In function 'void Dijkstra()': main.cpp:43:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(j=0;j<G[vert].size();j++) ~^~~~~~~~~~~~~~~ main.cpp:34:8: warning: unused variable 'i' [-Wunused-variable] int i,j,vert,dist,v; ^ main.cpp: In function 'int main()': main.cpp:61:6: warning: unused variable 'i' [-Wunused-variable] {int i,j; ^ main.cpp:61:8: warning: unused variable 'j' [-Wunused-variable] {int i,j; ^