Contests

#include <iostream>
#include <vector>
#include <algorithm>
#include <queue>

using namespace std;


int c[101][1001];

int g(int s,int n);

int f(int s,int n){
	if(s==0)return 1;
	if(s<0)return 0;
	if(n==0)return 0;
	if(s>10*n)return 0;
	int t=0;
	for(int i=0;i<=10;i++){
		t=(t+g(s-i,n-1))%1000000007;
	}
	return t;
}

int g(int s,int n){
	if(c[n][s]==-1){
		c[n][s]=f(s,n);
	}
	return c[n][s];
}

int main()
{
	cin.sync_with_stdio(false);	
	
	for (int i =0;i<=100;i++){
		for(int j=0;j<=1000;j++){
			c[i][j]=-1;
		}
	}
	int n,s;
	cin>>n>>s;
	for(int i=0;i<n;i++){
		string l;
		cin>>l;
		if(l!="?"){
			n--;
			if(l=="10")s-=10;
			else s-=l[0]-'0';
		}
	}
	cout<<g(s,n)<<endl;
	
	return 0;
}

Test 1

Verdict: WRONG ANSWER

Test 2

Verdict: WRONG ANSWER

Test 3

Verdict: WRONG ANSWER

Test 4

Verdict: WRONG ANSWER

Test 5

Verdict: ACCEPTED

Test 6

Verdict: WRONG ANSWER

Test 7

Verdict: WRONG ANSWER

Test 8

Verdict: WRONG ANSWER

Test 9

Verdict: WRONG ANSWER

Test 10

Verdict: WRONG ANSWER

Test 11

Verdict: WRONG ANSWER

Test 12

Verdict: WRONG ANSWER

Test 13

Verdict: WRONG ANSWER

Test 14

Verdict: WRONG ANSWER

Test 15

Verdict: ACCEPTED

Test 16

Verdict: ACCEPTED

Test 17

Verdict: ACCEPTED

Test 18

Verdict: ACCEPTED

Test 19

Verdict: WRONG ANSWER

Test 20

Verdict: WRONG ANSWER