Compilare: user.cpp: In function ‘int main()’: user.cpp:13:9: warning: unused variable ‘sum’ [-Wunused-variable] int sum = 0, elem, i, rasp = 0, maxi, j, nrap, dif, rez = 0; ^ user.cpp:13:18: warning: unused variable ‘elem’ [-Wunused-variable] int sum = 0, elem, i, rasp = 0, maxi, j, nrap, dif, rez = 0; ^ user.cpp:13:46: warning: variable ‘nrap’ set but not used [-Wunused-but-set-variable] int sum = 0, elem, i, rasp = 0, maxi, j, nrap, dif, rez = 0; ^ user.cpp:13:52: warning: unused variable ‘dif’ [-Wunused-variable] int sum = 0, elem, i, rasp = 0, maxi, j, nrap, dif, rez = 0; ^ user.cpp:11:39: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d%d%d", &p , &n, &k); ^ user.cpp:16:37: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d", &a[i]); ^ user.cpp:37:37: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d", &a[i]); ^ user.cpp:58:44: warning: ‘maxi’ may be used uninitialized in this function [-Wmaybe-uninitialized] else if (j + 1 == maxi + i) ^