Compilare: main.cpp: In function 'int main()': main.cpp:84:22: warning: unused variable 'j' [-Wunused-variable] int n,ii,i,xf,yf,j,j2,atot,a1,a2,a3,nr=0,poz=0,i1,i2; ^ main.cpp:84:24: warning: unused variable 'j2' [-Wunused-variable] int n,ii,i,xf,yf,j,j2,atot,a1,a2,a3,nr=0,poz=0,i1,i2; ^~ main.cpp:84:27: warning: unused variable 'atot' [-Wunused-variable] int n,ii,i,xf,yf,j,j2,atot,a1,a2,a3,nr=0,poz=0,i1,i2; ^~~~ main.cpp:84:32: warning: unused variable 'a1' [-Wunused-variable] int n,ii,i,xf,yf,j,j2,atot,a1,a2,a3,nr=0,poz=0,i1,i2; ^~ main.cpp:84:35: warning: unused variable 'a2' [-Wunused-variable] int n,ii,i,xf,yf,j,j2,atot,a1,a2,a3,nr=0,poz=0,i1,i2; ^~ main.cpp:84:38: warning: unused variable 'a3' [-Wunused-variable] int n,ii,i,xf,yf,j,j2,atot,a1,a2,a3,nr=0,poz=0,i1,i2; ^~ main.cpp: In function 'bool apartin(int, int, int)': main.cpp:67:28: warning: iteration 1 invokes undefined behavior [-Waggressive-loop-optimizations] a[i][1]=v[ii].p[i+1].x; ~~~~~~~~~~~~~^ main.cpp:65:14: note: within this loop for(i=1;i<=2;i++) ~^~~ main.cpp:34:26: warning: iteration 2 invokes undefined behavior [-Waggressive-loop-optimizations] a[j][1]=v[ii].p[j].x; ~~~~~~~~~~~^ main.cpp:32:14: note: within this loop for(j=1;j<=3;j++) ~^~~ main.cpp:55:22: warning: array subscript is above array bounds [-Warray-bounds] a[2][1]=v[ii].p[3].x; ~~~~~~~~~^ main.cpp:56:22: warning: array subscript is above array bounds [-Warray-bounds] a[2][2]=v[ii].p[3].y; ~~~~~~~~~^ main.cpp:67:26: warning: array subscript is above array bounds [-Warray-bounds] a[i][1]=v[ii].p[i+1].x; ~~~~~~~~~~~^ main.cpp:68:26: warning: array subscript is above array bounds [-Warray-bounds] a[i][2]=v[ii].p[i+1].y; ~~~~~~~~~~~^ main.cpp: In function 'int main()': main.cpp:159:131: warning: array subscript is above array bounds [-Warray-bounds] if(!(apartin(i1,v[i2].p[1].x,v[i2].p[1].y) && apartin(i1,v[i2].p[2].x,v[i2].p[2].y) && apartin(i1,v[i2].p[3].x,v[i2].p[3].y))) ~~~~~~~~~^ main.cpp:159:118: warning: array subscript is above array bounds [-Warray-bounds] if(!(apartin(i1,v[i2].p[1].x,v[i2].p[1].y) && apartin(i1,v[i2].p[2].x,v[i2].p[2].y) && apartin(i1,v[i2].p[3].x,v[i2].p[3].y)))