Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:27:21: warning: variable ‘b’ set but not used [-Wunused-but-set-variable] int k=1,b[100][100],l=0,nr=0; ^ user.cpp:51:5: error: ‘b’ was not declared in this scope b[0][l]=nr; ^ user.cpp:51:10: error: ‘l’ was not declared in this scope b[0][l]=nr; ^ user.cpp:51:13: error: ‘nr’ was not declared in this scope b[0][l]=nr; ^ user.cpp:18:19: warning: unused variable ‘k’ [-Wunused-variable] int n,a[4000],k; ^ user.cpp:20:9: warning: unused variable ‘nrplutoane’ [-Wunused-variable] int nrplutoane=n; ^ user.cpp:16:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("pluton.in", "r", stdin); ^ user.cpp:17:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("pluton.out", "w", stdout); ^ user.cpp:19:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &n); ^ user.cpp:22:29: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d\n", &a[i]); ^