Compilare: user.cpp: In function ‘int main()’: user.cpp:83:28: warning: array subscript is above array bounds [-Warray-bounds] if(H[i].y>Caliper[4].P.y) Caliper[4].P=H[i]; ^ user.cpp:83:52: warning: array subscript is above array bounds [-Warray-bounds] if(H[i].y>Caliper[4].P.y) Caliper[4].P=H[i]; ^ user.cpp:89:31: warning: array subscript is above array bounds [-Warray-bounds] Caliper[3].angle=Caliper[4].angle=0; ^ user.cpp:91:54: warning: array subscript is above array bounds [-Warray-bounds] double dist34 = sqrt(pow(Caliper[3].P.x-Caliper[4].P.x,2) + pow(Caliper[3].P.y-Caliper[4].P.y,2)); ^ user.cpp:91:93: warning: array subscript is above array bounds [-Warray-bounds] double dist34 = sqrt(pow(Caliper[3].P.x-Caliper[4].P.x,2) + pow(Caliper[3].P.y-Caliper[4].P.y,2)); ^ user.cpp:121:58: warning: array subscript is above array bounds [-Warray-bounds] double dist34 = sqrt(pow(Caliper[3].P.x-Caliper[4].P.x,2) + pow(Caliper[3].P.y-Caliper[4].P.y,2)); ^ user.cpp:121:97: warning: array subscript is above array bounds [-Warray-bounds] double dist34 = sqrt(pow(Caliper[3].P.x-Caliper[4].P.x,2) + pow(Caliper[3].P.y-Caliper[4].P.y,2)); ^ cc1plus: warning: iteration 2u invokes undefined behavior [-Waggressive-loop-optimizations] user.cpp:115:9: note: containing loop for(int i=1; i<=4; ++i) ^ cc1plus: warning: iteration 2u invokes undefined behavior [-Waggressive-loop-optimizations] user.cpp:106:9: note: containing loop for(int i=1; i<=4; ++i) ^ user.cpp:118:73: warning: ‘cmin’ may be used uninitialized in this function [-Wmaybe-uninitialized] Caliper[cmin].P=H[(Caliper[cmin].P.id<k)?Caliper[cmin].P.id+1:1]; ^