Compilare: user.cpp: In function ‘void citire()’: user.cpp:25:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &m); ^ user.cpp:33:35: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &mat[l][c][h]); ^ user.cpp: In function ‘int main()’: user.cpp:119:36: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("suma4.in", "r", stdin); ^ user.cpp:120:38: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("suma4.out", "w", stdout); ^ user.cpp: In function ‘void solve()’: user.cpp:88:29: warning: ‘cc’ may be used uninitialized in this function [-Wmaybe-uninitialized] int y = c + v2[i]; ^ user.cpp:87:29: warning: ‘ll’ may be used uninitialized in this function [-Wmaybe-uninitialized] int x = l + v1[i]; ^