Compilare: main.cpp: In function 'void solve()': main.cpp:131:11: warning: suggest explicit braces to avoid ambiguous 'else' [-Wparentheses] if(v[v[poz].desta].cost!=temp) ^ main.cpp:158:11: warning: suggest explicit braces to avoid ambiguous 'else' [-Wparentheses] if(v[v[poz].destb].cost!=temp) ^ main.cpp:173:11: warning: suggest explicit braces to avoid ambiguous 'else' [-Wparentheses] if(v[poz].cost!=temp2) ^ main.cpp:173:19: warning: 'poz' may be used uninitialized in this function [-Wmaybe-uninitialized] if(v[poz].cost!=temp2) ~~~~~~~^~~~