Compilare: main.cpp: In function 'long long int get_x()': main.cpp:12:7: warning: unused variable 'c' [-Wunused-variable] ll c = 0,xmax = 50005; ^ main.cpp: In function 'long long int get_y()': main.cpp:36:7: warning: variable 'c' set but not used [-Wunused-but-set-variable] ll c = 0,ymax; ^ main.cpp: In function 'void solve()': main.cpp:54:5: warning: unused variable 'i' [-Wunused-variable] {ll i,j; ^ main.cpp:54:7: warning: unused variable 'j' [-Wunused-variable] {ll i,j; ^ main.cpp: In function 'int main()': main.cpp:60:7: warning: unused variable 'j' [-Wunused-variable] {ll i,j; ^ main.cpp: In function 'long long int get_x()': main.cpp:19:39: warning: iteration 50004 invokes undefined behavior [-Waggressive-loop-optimizations] for (j = 1; j <= xmax; j++) st2[j] = st[j - 1] + st2[j - 1]; ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:19:18: note: within this loop for (j = 1; j <= xmax; j++) st2[j] = st[j - 1] + st2[j - 1]; ~~^~~~~~~ main.cpp: In function 'long long int get_y()': main.cpp:44:39: warning: iteration 50004 invokes undefined behavior [-Waggressive-loop-optimizations] for (j = 1; j <= ymax; j++) st2[j] = st[j - 1] + st2[j - 1]; ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:44:18: note: within this loop for (j = 1; j <= ymax; j++) st2[j] = st[j - 1] + st2[j - 1]; ~~^~~~~~~ main.cpp:40:65: warning: iteration 50004 invokes undefined behavior [-Waggressive-loop-optimizations] for (i = 1; i <= ymax; i++) st[i] = dr[i] = st2[i] = dr2[i] = 0; ~~~~~~~^~~ main.cpp:40:19: note: within this loop for (i = 1; i <= ymax; i++) st[i] = dr[i] = st2[i] = dr2[i] = 0; ~~^~~~~~~