Eroare de compilare: main.cpp:3:8: error: 'unordered_map' in namespace 'std' does not name a template type std :: unordered_map<long long , int> st; ^~~~~~~~~~~~~ main.cpp:4:8: error: 'unordered_map' in namespace 'std' does not name a template type std :: unordered_map<long long , int> dr; ^~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:14:3: error: 'st' was not declared in this scope st[0] = 1; ^~ main.cpp:19:5: error: 'dr' was not declared in this scope dr[sum[i]] ++; ^~ main.cpp:21:12: error: 'dr' was not declared in this scope sol[1] = dr[0]; ^~ main.cpp:11:39: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("taietura.in" , "r" , stdin); ^ main.cpp:12:41: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("taietura.out" , "w" , stdout); ^ main.cpp:13:19: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d" , &n); ^ main.cpp:17:24: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d" , &v[i]); ^ Non zero exit status: 1