Borderou de evaluare (job #703900)

Compilare: main.cpp: In function 'void hmin(int, int, int)': main.cpp:25:9: warning: unused variable 'z' [-Wunused-variable] 25 | int z = n - k; | ^ main.cpp: In function 'void read_vector(int, pair*)': main.cpp:12:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result] 12 | scanf("%d%d", &v[i].x, &v[i].y); | ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:30:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result] 30 | freopen("placa.in", "r", stdin); | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:31:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result] 31 | freopen("placa.out", "w", stdout); | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:34:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result] 34 | scanf("%d%d%d", &n,&m,&k); | ~~~~~^~~~~~~~~~~~~~~~~~~~