oj.uz

Submission #29132

# Submission time Handle Problem Language Result Execution time Memory
29132 2017-07-18T11:07:03 Z jjwdi0 Play Onwards (FXCUP2_onward) C++11
1 / 1
 29 ms 2184 KB 
#include <bits/stdc++.h>
using namespace std;

int N, K, D[22][22];
char A[202][22];
int adj[202][202], num[202];
bool chk;

void add_edge(int x, int y) {
    memset(D, 0, sizeof(D));
    int alen = strlen(A[x]), blen = strlen(A[y]);
    int res = 0;
    for(int i=0; i<alen; i++) for(int j=0; j<blen; j++) {
        if(A[x][i] != A[y][j]) D[i][j] = 0;
        else if(i == 0 || j == 0) D[i][j] = 1;
        else D[i][j] = D[i-1][j-1] + 1;
        res = max(res, D[i][j]);
    }
    if(res >= K) adj[x][y] = adj[y][x] = 1;
    // printf("%d %d : %d\n", x, y, res);
}

void dfs(int x, int y) {
    // printf("%d %d\n", x, y);
    num[x] = y;
    for(int i=1; i<=N; i++) {
        if(!adj[x][i]) continue;
        if(num[i] == num[x]) chk = 1;
        else if(!num[i]) dfs(i, 3 - y);
    }
}

int main() {
    scanf("%d %d", &N, &K);
    for(int i=1; i<=N; i++) scanf("%s", A[i]);
    for(int i=1; i<=N; i++) for(int j=i+1; j<=N; j++) add_edge(i, j);
    int pre = 2;
    for(int i=1; i<=N; i++) if(!num[i]) dfs(i, 3 - pre), pre = 3 - pre;
    if(chk) return puts("No"),0;
    puts("Yes");
    for(int i=1; i<=N; i++) printf("%d\n", num[i]);
}

Compilation message

onward.cpp: In function 'int main()':
onward.cpp:34:27: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d %d", &N, &K);
                           ^
onward.cpp:35:46: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     for(int i=1; i<=N; i++) scanf("%s", A[i]);
                                              ^

Subtask #1
1.0 / 1.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 2184 KB Output is correct
2 Correct 0 ms 2184 KB Output is correct
3 Correct 0 ms 2184 KB Output is correct
4 Correct 0 ms 2184 KB Output is correct
5 Correct 16 ms 2184 KB Output is correct
6 Correct 6 ms 2184 KB Output is correct
7 Correct 9 ms 2184 KB Output is correct
8 Correct 6 ms 2184 KB Output is correct
9 Correct 9 ms 2184 KB Output is correct
10 Correct 6 ms 2184 KB Output is correct
11 Correct 29 ms 2184 KB Output is correct
12 Correct 16 ms 2184 KB Output is correct
13 Correct 19 ms 2184 KB Output is correct
14 Correct 26 ms 2184 KB Output is correct
15 Correct 0 ms 2184 KB Output is correct
16 Correct 0 ms 2184 KB Output is correct
17 Correct 0 ms 2184 KB Output is correct
18 Correct 6 ms 2184 KB Output is correct
19 Correct 6 ms 2184 KB Output is correct
20 Correct 13 ms 2184 KB Output is correct
21 Correct 9 ms 2184 KB Output is correct