Compilare: user.cpp: In function ‘int main()’: user.cpp:13:27: warning: unused variable ‘maxr’ [-Wunused-variable] int n, i, j, x, maxp, maxr, s, ap, l, ok, i1, i2, j1, j2; ^ user.cpp:13:33: warning: unused variable ‘s’ [-Wunused-variable] int n, i, j, x, maxp, maxr, s, ap, l, ok, i1, i2, j1, j2; ^ user.cpp:11:38: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("figuri2.in", "r", stdin); ^ user.cpp:12:40: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("figuri2.out", "w", stdout); ^ user.cpp:15:21: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d ", &n); ^ user.cpp:18:28: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%c", &c); ^ user.cpp:22:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%c", &c); ^