Compilare: main.cpp: In function 'int main()': main.cpp:13:18: warning: format '%s' expects argument of type 'char*', but argument 2 has type 'char (*)[10001]' [-Wformat=] scanf("%s",&s); ^ main.cpp:8:38: 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:9:40: 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:12:24: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d",&n,&x); ^ main.cpp:13:19: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%s",&s); ^ main.cpp:17:13: warning: 'cop' may be used uninitialized in this function [-Wmaybe-uninitialized] int cop; ^~~