Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:26:9: error: expected ‘;’ before ‘x’ x[1][i]+=x[2][i-1]; ^ user.cpp:12:13: warning: unused variable ‘j’ [-Wunused-variable] int n,i,j,ok,nr,sum; ^ user.cpp:12:15: warning: unused variable ‘ok’ [-Wunused-variable] int n,i,j,ok,nr,sum; ^ user.cpp:12:18: warning: unused variable ‘nr’ [-Wunused-variable] int n,i,j,ok,nr,sum; ^