Eroare de compilare: main.cpp: In function 'void S(int)': main.cpp:16:13: error: 'x' was not declared in this scope int i,d=x>999999999?10:x>99999999?9:x>9999999?8:x>999999?7:x>99999?6:x>9999?5:x>999?4:x>99?3:x>9?2:1; ^ main.cpp: In function 'int main()': main.cpp:23:91: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("scmax.in","r",stdin),freopen("scmax.out","w",stdout),fread(r,1,M,stdin),n=A(); ^ main.cpp:23:91: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] main.cpp:23:91: warning: ignoring return value of 'size_t fread(void*, size_t, size_t, FILE*)', declared with attribute warn_unused_result [-Wunused-result] Non zero exit status: 1