cf490 C. Hacking Cypher（无语）

http://codeforces.com/contest/490/problem/C

表示我考场上犯逗。。

这个拆成霍纳边乘边mod即可。。

为毛我考场胡思乱想？

#include <cstdio>

#include <cstring>

#include <cmath>

#include <string>

#include <iostream>

#include <algorithm>

#include <queue>

using namespace std;

typedef long long ll;

#define rep(i, n) for(int i=0; i<(n); ++i)

#define for1(i,a,n) for(int i=(a);i<=(n);++i)

#define for2(i,a,n) for(int i=(a);i<(n);++i)

#define for3(i,a,n) for(int i=(a);i>=(n);--i)

#define for4(i,a,n) for(int i=(a);i>(n);--i)

#define CC(i,a) memset(i,(a),sizeof(i))

#define read(a) a=getint()

#define print(a) printf("%d", a)

#define dbg(x) cout << (#x) << " = " << (x) << endl

#define printarr2(a, b, c) for1(_, 1, b) { for1(__, 1, c) cout << a[_][__]; cout << endl; }

#define printarr1(a, b) for1(_, 1, b) cout << a[_] << '\t'; cout << endl

inline const ll getint() { ll r=0, k=1; char c=getchar(); for(; c<'0'||c>'9'; c=getchar()) if(c=='-') k=-1; for(; c>='0'&&c<='9'; c=getchar()) r=r*10+c-'0'; return k*r; }

inline const int max(const int &a, const int &b) { return a>b?a:b; }

inline const int min(const int &a, const int &b) { return a<b?a:b; }



const int N=1e6+5;

char s[N];

bool ok[N];

int n;

long long a, b;



int main() {

	scanf("%s", s+1);

	n=strlen(s+1);

	read(a); read(b);

	int pos=-1;

	ll k=0, p=1;

	for3(i, n, 1) {

		k=(k+(ll)(s[i]-'0')*p)%b;

		p=(p*10)%b;

		if(s[i]-'0'==0) continue;

		if(k==0) ok[i]=1;

	}

	k=0;

	for1(i, 1, n-1) {

		k=(k*10+s[i]-'0')%a;

		if(k==0 && ok[i+1]==1) {

			pos=i;

			break;

		}

	}

	if(pos==-1) { puts("NO"); return 0; }

	puts("YES");

	for1(i, 1, pos) putchar(s[i]); puts("");

	for1(i, pos+1, n) putchar(s[i]);

	return 0;

}