Submission #14218

#	Time	Username	Problem	Language	Result	Execution time	Memory
14218		gs14004	선다형 시험 (TOKI14_multiple)	C++14	24 / 100	73 ms	34752 KiB

multiple

#include <cstdio>
#include <cstring>
const int mod = 1e9 + 7;

int n, p, q;
char sa[2005], sb[2005];
char tab[2005][6];

int dp[205][205][205];

int f(int pos, int p, int q){
    if(p < 0 || q < 0) return 0;
    if(pos == n) return p == 0 && q == 0;
    if(~dp[pos][p][q]) return dp[pos][p][q];
    int ret = 0;
    for (int i=0; i<5; i++) {
        if(tab[pos][i] != '.'){
            ret += f(pos+1,p - (sa[pos] == tab[pos][i]),q - (sb[pos] == tab[pos][i]));
            ret %= mod;
        }
    }
    return dp[pos][p][q] = ret;
}

void what_the_fuck(){
    char str[10];
    memset(dp,-1,sizeof(dp));
    scanf("%d %d %d",&n,&p,&q);
    for (int i=0; i<n; i++) {
        scanf("%s",str);
        sa[i] = str[0];
    }
    for (int i=0; i<n; i++) {
        scanf("%s",str);
        sb[i] = str[0];
    }
    for (int i=0; i<n; i++) {
        scanf("%s",tab[i]);
    }
    printf("%d",f(0,p,q));
}

int main(){
    what_the_fuck();
    puts("");
}

• Subtask 1: 24 / 24
• Subtask 2: 0 / 16
• Subtask 3: 0 / 60