Compilare: main.cpp: In function 'int main()': main.cpp:21:26: warning: overflow in implicit constant conversion [-Woverflow] int ok1=1,poz=0,last=10000000000,last1; ^~~~~~~~~~~ main.cpp:21:38: warning: variable 'last1' set but not used [-Wunused-but-set-variable] int ok1=1,poz=0,last=10000000000,last1; ^~~~~ main.cpp:10:38: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("bignumber.in","r",stdin); ^ main.cpp:11:40: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("bignumber.out","w",stdout); ^ main.cpp:13:24: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d",&n,&x); ^ main.cpp:16:25: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%1d",&ch); ^