Compilare: main.cpp: In function 'void Constr()': main.cpp:38:12: warning: unused variable 'j' [-Wunused-variable] int i, j; ^ main.cpp: In function 'void Ciur()': main.cpp:18:14: warning: iteration 49999 invokes undefined behavior [-Waggressive-loop-optimizations] C[i] = 1; ~~~~~^~~ main.cpp:17:18: note: within this loop for(i = 3; i <= N; i+= 2) ^ main.cpp: In function 'void Nrd()': main.cpp:32:15: warning: iteration 99999 invokes undefined behavior [-Waggressive-loop-optimizations] if(C[i] == 1) ~~~^ main.cpp:31:18: note: within this loop for(i = 2; i <= N; i++) ^ main.cpp: In function 'void Constr()': main.cpp:40:17: warning: iteration 100000 invokes undefined behavior [-Waggressive-loop-optimizations] if(nrd[i] <= 7) ~~~~~^ main.cpp:39:18: note: within this loop for(i = 1; i <= N; i++) ^