Borderou de evaluare (job #585405)

Compilare: main.cpp: In function 'int main()': main.cpp:13:13: warning: unused variable 'm' [-Wunused-variable] 13 | int n,q,m=0,x,st,dr; | ^ main.cpp:11:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] 11 | freopen("ruine.in","r",stdin); | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~ main.cpp:12:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] 12 | freopen("ruine.out","w",stdout); | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:14:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] 14 | scanf("%d%d",&n,&q); | ~~~~~^~~~~~~~~~~~~~ main.cpp:17:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] 17 | scanf("%d",&x); | ~~~~~^~~~~~~~~ main.cpp:23:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] 23 | scanf("\n%c %d",&ch,&x); | ~~~~~^~~~~~~~~~~~~~~~~~