Compilare: user.cpp: In function ‘int solve()’: user.cpp:39:15: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if(d[*it]>d[nod]+dur[*it] && nrcap[nod]-taie[*it]>0) ^ user.cpp: In function ‘int main()’: user.cpp:59:34: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("zmeu2.in","r",stdin); ^ user.cpp:60:36: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("zmeu2.out","w",stdout); ^ user.cpp: In function ‘int solve()’: user.cpp:55:1: warning: control reaches end of non-void function [-Wreturn-type] } ^