Borderou de evaluare (job #617795)

Eroare de compilare: main.cpp: In function 'int bsearch1(int, int, int)': main.cpp:26:12: warning: unused variable 'n' [-Wunused-variable] 26 | int m, n = u; | ^ main.cpp: In function 'int main()': main.cpp:62:5: error: 'ifstream' was not declared in this scope 62 | ifstream("cautbin.in","r",stdin); | ^~~~~~~~ main.cpp:63:5: error: 'ofstream' was not declared in this scope 63 | ofstream("cautbin.out","w",stdout); | ^~~~~~~~ main.cpp:64:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result] 64 | scanf("%d", &n); | ~~~~~^~~~~~~~~~ main.cpp:66:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result] 66 | scanf("%d", &v[i]); | ~~~~~^~~~~~~~~~~~~ main.cpp:68:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result] 68 | scanf("%d", &m); | ~~~~~^~~~~~~~~~ main.cpp:71:16: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result] 71 | scanf("%d%d", &tip, &val); | ~~~~~^~~~~~~~~~~~~~~~~~~~