Compilare: user.cpp: In function ‘int main()’: user.cpp:40:41: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < neg.size(); ++i){ ^ user.cpp:46:41: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < neg.size(); ++i){ ^ user.cpp:54:41: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < neg.size(); ++i){ ^ user.cpp:68:49: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < poz.size(); ++i){ ^ user.cpp:75:49: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < poz.size(); ++i){ ^ user.cpp:83:49: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < poz.size(); ++i){ ^ user.cpp:97:49: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < neg.size(); ++i){ ^ user.cpp:104:49: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < neg.size(); ++i){ ^ user.cpp:114:49: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < poz.size(); ++i){ ^ user.cpp:14:57: warning: unused variable ‘pmax4’ [-Wunused-variable] long long pmin1, pmin2, pmin3, pmax1, pmax2, pmax3, pmax4, mx, mn; ^ user.cpp:90:62: warning: ‘pmax3’ may be used uninitialized in this function [-Wmaybe-uninitialized] rez = poz[pmax1] * poz[pmax2] * poz[pmax3]; ^ user.cpp:84:39: warning: ‘pmax2’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(i == pmax1 || i == pmax2) ^ user.cpp:84:25: warning: ‘pmax1’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(i == pmax1 || i == pmax2) ^ user.cpp:62:59: warning: ‘pmin3’ may be used uninitialized in this function [-Wmaybe-uninitialized] rez = -1 * neg[pmin1] * neg[pmin2] * neg[pmin3]; ^ user.cpp:55:31: warning: ‘pmin2’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(i == pmin1 || i == pmin2) ^ user.cpp:55:17: warning: ‘pmin1’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(i == pmin1 || i == pmin2) ^