#include #include #define MOD 1000000007 char x[100010]; int y[100010]; long long int sum[100010],sum2[100010]; int main() { scanf("%s",x+1); int a = strlen(x+1); for(int i=1;i<=a;i++) y[i] = x[i]-'0'; sum[a+1] = 1; for(int i=a;i>=1;i--) { sum[i] = 45*sum[i+1]; sum[i]%=MOD; } for(int i=a;i>=1;i--) sum2[i] = sum2[i+1] + sum[i], sum2[i]%=MOD; long long int ans = 0; long long int C = 1; for(int i=1;i<=a;i++) { long long int t = (C*sum[i+1])%MOD; t *= (y[i]*(y[i]-1)/2); t %= MOD; ans += t; ans %= MOD; C *= y[i]; } long long int temp = 1; for(int i=1;i<=a;i++) temp *= y[i], temp%=MOD; printf("%lld\n",(ans+sum2[2]+temp)%MOD); }