Borderou de evaluare (job #639375)

Compilare: main.cpp: In function 'int main()': main.cpp:32:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result] 32 | freopen("ruine.in", "r", stdin); | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:33:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result] 33 | freopen("ruine.out", "w", stdout); | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:35:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result] 35 | scanf("%d %d", &n, &m); | ~~~~~^~~~~~~~~~~~~~~~~ main.cpp:39:22: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result] 39 | scanf("%d", sp + i); | ~~~~~^~~~~~~~~~~~~~ main.cpp:45:22: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result] 45 | scanf("\n%c %d", &q, &arg); | ~~~~~^~~~~~~~~~~~~~~~~~~~~