Compilare: user.cpp: In function ‘int main()’: user.cpp:74:20: warning: unused variable ‘ok’ [-Wunused-variable] int m, n, a[c], i, ok=0, ls, ld, r, nr, x; ^ user.cpp:74:26: warning: unused variable ‘ls’ [-Wunused-variable] int m, n, a[c], i, ok=0, ls, ld, r, nr, x; ^ user.cpp:74:30: warning: unused variable ‘ld’ [-Wunused-variable] int m, n, a[c], i, ok=0, ls, ld, r, nr, x; ^ user.cpp:74:34: warning: unused variable ‘r’ [-Wunused-variable] int m, n, a[c], i, ok=0, ls, ld, r, nr, x; ^ user.cpp: In function ‘int task1(int, int*, int)’: user.cpp:48:15: warning: ‘poz’ may be used uninitialized in this function [-Wmaybe-uninitialized] return poz + 1; ^ user.cpp: In function ‘int task2(int, int*, int)’: user.cpp:68:14: warning: ‘poz’ may be used uninitialized in this function [-Wmaybe-uninitialized] return poz +1; ^ user.cpp: In function ‘int main()’: user.cpp:68:14: warning: ‘poz’ may be used uninitialized in this function [-Wmaybe-uninitialized] user.cpp:53:14: note: ‘poz’ was declared here int ls, ld, poz, m; ^ user.cpp:48:15: warning: ‘poz’ may be used uninitialized in this function [-Wmaybe-uninitialized] return poz + 1; ^ user.cpp:31:14: note: ‘poz’ was declared here int ls, ld, poz, m; ^