Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:50:49: error: ‘malloc’ was not declared in this scope int * v = (int*)malloc(2000001 * sizeof(int)); ^ user.cpp:50:11: warning: unused variable ‘v’ [-Wunused-variable] int * v = (int*)malloc(2000001 * sizeof(int)); ^ user.cpp:47:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("sume.in", "r", stdin); ^ user.cpp:48:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("sume.out", "w", stdout); ^