Compilare: main.cpp: In function 'int main()': main.cpp:23:27: warning: iteration 1000000 invokes undefined behavior [-Waggressive-loop-optimizations] 23 | poz[i]=poz[i-1]+nr[i-1]; | ~~~~~~~^ main.cpp:22:22: note: within this loop 22 | for(int i=1;i<=999999999;i++){ | ~^~~~~~~~~~~ main.cpp:26:18: warning: iteration 1000000 invokes undefined behavior [-Waggressive-loop-optimizations] 26 | nr[i]=0; | ~~~~~^~ main.cpp:25:22: note: within this loop 25 | for(int i=0;i<=999999999;i++){ | ~^~~~~~~~~~~ main.cpp:26:18: warning: 'void* __builtin_memset(void*, int, long unsigned int)' forming offset [4000000, 3999999999] is out of the bounds [0, 4000000] of object 'nr' with type 'int [1000000]' [-Warray-bounds] 26 | nr[i]=0; | ~~~~~^~ main.cpp:6:27: note: 'nr' declared here 6 | int a[2][10000002],n,ok,r,nr[1000000],poz[1000000],vmax,k; | ^~