Compilare: user.cpp: In function ‘int main()’: user.cpp:10:23: warning: unused variable ‘x’ [-Wunused-variable] int max, i, n, j, x, elem, s1, s2, maxim; ^ user.cpp:10:26: warning: unused variable ‘elem’ [-Wunused-variable] int max, i, n, j, x, elem, s1, s2, maxim; ^ user.cpp:10:32: warning: unused variable ‘s1’ [-Wunused-variable] int max, i, n, j, x, elem, s1, s2, maxim; ^ user.cpp:10:36: warning: unused variable ‘s2’ [-Wunused-variable] int max, i, n, j, x, elem, s1, s2, maxim; ^ user.cpp:14:27: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf( fin, "%d", &n); ^ user.cpp:16:38: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf( fin, "%d", &v[i]); ^