i am getting repeatdly WA in this question link is https://www.spoj.pl/problems/ACODE/
plzz provide me some test cases where my code fails............................. my code is # include<cstdio> # include<cstring> int main() { while(1) { char a[50100]; scanf("%s",&a); int l1=strlen(a); if(a[0]=='0') break; long long int i,j,k=0; for(i=l1-1;i>=0;i--) a[i+1]=a[i]; long long int dp[50100]={0}; dp[0]=1; dp[1]=1; for(i=2;i<=l1;i++) { long long int s=(a[i-1]-'0')*10+(a[i]-'0'); if(a[i]!='0'&&s>=0&&s<=26&&a[i-1]!='0') dp[i]=dp[i-1]+dp[i-2]; else dp[i]=dp[i-1]; } for(j=0;j<=i;j++) { a[j]='\0';} printf("%lld\n",dp[i-1]); } return 0; } -- *WITH REGARDS,* * * *KARTIK SACHAN* *B.TECH 3rd YEAR* *COMPUTER SCIENCE AND ENGINEERING* *NIT ALLAHABAD* -- You received this message because you are subscribed to the Google Groups "Algorithm Geeks" group. To post to this group, send email to algogeeks@googlegroups.com. To unsubscribe from this group, send email to algogeeks+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/algogeeks?hl=en.