Compilare: main.cpp: In function 'bool operator<(tip, tip)': main.cpp:14:32: warning: suggest parentheses around '&&' within '||' [-Wparentheses] return a.l>b.l || a.l==b.l && a.c<b.c; ~~~~~~~~~^~~~~~~~~~ main.cpp: In function 'void djk()': main.cpp:52:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<g[act.x].size();i++) ~^~~~~~~~~~~~~~~~ main.cpp:76:13: warning: this 'if' clause does not guard... [-Wmisleading-indentation] if(minim>d[n][i]) ^~ main.cpp:78:17: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if' if(minim!=INF) ^~