Eroare de compilare: main.cpp: In function 'int main()': main.cpp:35:5: error: 'mt19937' was not declared in this scope mt19937 gen(chrono::steady_clock::now().time_since_epoch().count()); ^~~~~~~ main.cpp:46:33: error: 'gen' was not declared in this scope shuffle(v + 1,v + 2 * p,gen); ^~~ main.cpp:37:22: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d",&p); ^ main.cpp:40:35: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d",&v[i].first); ^ Non zero exit status: 1