Compilare: user.cpp: In function ‘int main()’: user.cpp:17:11: warning: array subscript is above array bounds [-Warray-bounds] a[k][1]=y; ^ user.cpp:39:19: warning: array subscript is above array bounds [-Warray-bounds] if(i+1==a[j][1]){ ^ user.cpp:46:21: warning: array subscript is above array bounds [-Warray-bounds] for(int i=0;i<a[j][1];i++){ ^ user.cpp:47:5: warning: ‘g’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(b[i]==g) ^