Compilare: user.cpp: In function ‘int transport(int)’: user.cpp:15:16: warning: ‘sum’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(sum + vol[j]<=volum) ^ user.cpp: In function ‘int main()’: user.cpp:15:16: warning: ‘sum’ may be used uninitialized in this function [-Wmaybe-uninitialized] user.cpp:12:19: note: ‘sum’ was declared here int j, tra=0, sum; ^