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这是我写的最烂的代码,主函数想起一点写一点,还好AC了#include<iostream> #include<algorithm> using namespace std; #define MAX 100 char str[63][3]= {"0","1","2","3","4","5","6","7","8","9","10", "11","12","13","14","15","16","17","18","19","20", "21","22","23","24","25","26","27","28","29","30", "31","32","33","34","35","36","37","38","39","40", "41","42","43","44","45","46","47","48","49","50", "51","52","53","54","55","56","57","58","59","60","61" }; void IntAddition(char *augend, char *addend, char *sum) { int cAug[MAX] = {0}; int cAdd[MAX] = {0}; int cSum[MAX] = {0}; int lenAug = strlen(augend), lenAdd = strlen(addend); int lenMin = lenAug < lenAdd ? lenAug : lenAdd; int i; for(i=0; i<lenAug; i++) cAug[i]=augend[lenAug-1-i]-'0'; for (i=0; i<lenAdd; i++) cAdd[i]=addend[lenAdd-1-i]-'0'; int carry=0; int s=0; for(i=0;i<lenMin;i++) { s=cAug[i]+cAdd[i]+carry; cSum[i]=s%10; carry=s/10; } while (i<lenAug) { s=cAug[i]+carry; cSum[i]=s%10; carry=s/10; i++; } while(i<lenAdd) { s=cAdd[i]+carry; cSum[i]=s%10; carry=s/10; i++; } if(carry>0) cSum[i++]=carry; int j; for(j=0;j<i;j++) sum[j]=cSum[i-1-j]+'0'; sum[i]='\0'; } void IntMultiplication(char *multiplicand, char *multiplier, char *product) { int cD[MAX] = {0}; int cR[MAX] = {0}; int cP[MAX] = {0}; char tcP[MAX] = ""; int lenD = strlen(multiplicand), lenR = strlen(multiplier); int i, j, k; for (i=0;i<lenD; i++) cD[i]=multiplicand[lenD-1-i] - '0'; for (i=0;i<lenR;i++) cR[i]=multiplier[lenR-1-i] - '0'; int carry; int mul=0; strcpy(product, "0"); for (i=0;i<lenR;i++) { carry = 0; for (j=0;j<lenD;j++) { mul=cD[j]*cR[i]+carry; cP[j] = mul % 10; carry = mul / 10; } if (carry > 0) cP[j++]=carry; while(cP[j-1]==0) --j; for (k=0;k<j;k++) tcP[k]=cP[j-1-k]+'0'; for (j=0;j<i;j++) tcP[k++]='0'; tcP[k]='\0'; IntAddition(product, tcP, product); } } int main() { char s1[100],temp1[100],s3[100],temp2[100]; int len,i,flag,len1,len2,loop,biaozhi,k,j; while(cin>>s1) { strcpy(temp2,s1); len2=strlen(temp2); sort(temp2,temp2+len2); loop=0; len=strlen(s1); for(i=0;i<len;i++ ) { if(s1[i]!='0') { loop=1; break; } } //cout<<len<<endl; if(loop==0) { cout<<s1<<" is cyclic"<<endl; continue; } flag=0; for(i=2;i<=len;i++) { IntMultiplication(s1,str[i], s3); //cout<<s3<<endl; strcpy(temp1,s3); len1=strlen(temp1); biaozhi=0; k=len1; // cout<<len1<<len2<<endl; if(len1>len2) { flag=1; break; } else if(len1<len2) { biaozhi=1; for(j=len1;j<=len2-1;j++) temp1[j]='0'; } if(biaozhi==1) { temp1[len2]='\0'; k=len2; } sort(temp1,temp1+k); // cout<<temp2<<endl; //cout<<temp1<<endl; if(strcmp(temp1,temp2)!=0) { //cout<<"temp1 "<<temp1<<endl; //cout<<"temp2 "<<temp2<<endl; flag=1; break; } else flag=0; } //cout<<flag<<endl; if(flag==0) cout<<s1<<" is cyclic"<<endl; else cout<<s1<<" is not cyclic"<<endl; } return 0; } Followed by: Post your reply here: |
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