0_0_28660848_3160.cpp: In function 'int mod(char*, int)': 0_0_28660848_3160.cpp:9:9: error: 'temp' was not declared in this scope temp=(temp*10+x[i]-'0')%y;// ¸ù¾Ý¹«Ê½s%n=(10*m+x)%n ^