oj.uz

답안 #222398

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
222398 2020-04-13T06:32:12 Z dantoh000 Checker (COCI19_checker) C++14
29 / 110
 256 ms 22520 KB 
#include <bits/stdc++.h>
using namespace std;
typedef pair<int,int> ii;
int col[200005];
int adjmat[2005][2005];
int used[2005][2005];
vector<ii> adjlist[200005];
int st, n;
vector<ii> edg;
int f1, f2;
void addedge(int a, int b, int c){
    if (st <= 2){
        adjmat[a][b] = adjmat[b][a] = c;
    }
    adjlist[a].push_back({b,c});
    adjlist[b].push_back({a,c});
    if (a > b) swap(a,b);
    edg.push_back({a,b});
}
int main(){
    scanf("%d",&st);
    scanf("%d",&n);
    f1 = f2 = 1;
    for (int i = 1; i <= n; i++){
        char x;
        scanf(" %c",&x);
        addedge(i,i%n+1,x-'0');
        col[i] = x-'0';
    }
    for (int i = 0; i < n-3; i++){
        int a,b,c;
        scanf("%d%d%d",&a,&b,&c);
        addedge(a,b,c);
    }
    if (st <= 2){
        for (auto x : edg){
            for (auto y : edg){
                if (x == y) continue;
                int x1 = x.first, x2 = x.second, y1 = y.first, y2 = y.second;
                int c1 = adjmat[x1][x2], c2 = adjmat[y1][y2];
                int z1,z2;
                if (x1 == y1){
                    z1 = x2, z2 = y2;
                }
                else if (x2 == y2){
                    z1 = x1, z2 = y1;
                }
                else continue;
                int c3 = adjmat[z1][z2];
                //printf("<%d %d>:%d, <%d %d>:%d, %d\n",x1,x2,c1,y1,y2,c2,c3);
                if (c3 == 0) continue;
                used[x1][x2] = used[x2][x1] = 1;
                used[y1][y2] = used[y2][y1] = 1;
                used[z1][z2] = used[z2][z1] = 1;
                if (c1 == c2 || c3 != 6-c1-c2){
                    f2 = 0;
                }
            }
        }
        for (int i = 1; i <= n; i++){
            for (int j = 1; j <= n; j++){
                if (adjmat[i][j] != 0 && used[i][j] == 0) f1 = 0;
            }
        }
    }
    if (f1 == 0) printf("neispravna triangulacija");
    else if (f2 == 0) printf("neispravno bojenje");
    else printf("tocno");


}

Compilation message

checker.cpp: In function 'int main()':
checker.cpp:21:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d",&st);
     ~~~~~^~~~~~~~~~
checker.cpp:22:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d",&n);
     ~~~~~^~~~~~~~~
checker.cpp:26:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf(" %c",&x);
         ~~~~~^~~~~~~~~~
checker.cpp:32:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d%d%d",&a,&b,&c);
         ~~~~~^~~~~~~~~~~~~~~~~~~

Subtask #1
12.0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 8 ms 5760 KB Output is correct
2 Correct 8 ms 5760 KB Output is correct
3 Correct 8 ms 5760 KB Output is correct
4 Correct 9 ms 5888 KB Output is correct
5 Correct 8 ms 5888 KB Output is correct
6 Correct 8 ms 5888 KB Output is correct
7 Correct 8 ms 5888 KB Output is correct

Subtask #2
17.0 / 17.0

# 결과 실행 시간 메모리 Grader output
1 Correct 8 ms 5760 KB Output is correct
2 Correct 8 ms 5760 KB Output is correct
3 Correct 8 ms 5760 KB Output is correct
4 Correct 9 ms 5888 KB Output is correct
5 Correct 8 ms 5888 KB Output is correct
6 Correct 8 ms 5888 KB Output is correct
7 Correct 8 ms 5888 KB Output is correct
8 Correct 146 ms 22008 KB Output is correct
9 Correct 143 ms 22292 KB Output is correct
10 Correct 152 ms 22136 KB Output is correct
11 Correct 152 ms 22520 KB Output is correct
12 Correct 147 ms 22392 KB Output is correct
13 Correct 142 ms 22192 KB Output is correct
14 Correct 149 ms 22392 KB Output is correct

Subtask #3
0 / 23.0

# 결과 실행 시간 메모리 Grader output
1 Correct 225 ms 21980 KB Output is correct
2 Correct 209 ms 22108 KB Output is correct
3 Incorrect 221 ms 22108 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #4
0 / 23.0

# 결과 실행 시간 메모리 Grader output
1 Correct 219 ms 21980 KB Output is correct
2 Correct 212 ms 22108 KB Output is correct
3 Incorrect 256 ms 22084 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #5
0 / 35.0

# 결과 실행 시간 메모리 Grader output
1 Correct 8 ms 5760 KB Output is correct
2 Correct 8 ms 5760 KB Output is correct
3 Correct 8 ms 5760 KB Output is correct
4 Correct 9 ms 5888 KB Output is correct
5 Correct 8 ms 5888 KB Output is correct
6 Correct 8 ms 5888 KB Output is correct
7 Correct 8 ms 5888 KB Output is correct
8 Correct 146 ms 22008 KB Output is correct
9 Correct 143 ms 22292 KB Output is correct
10 Correct 152 ms 22136 KB Output is correct
11 Correct 152 ms 22520 KB Output is correct
12 Correct 147 ms 22392 KB Output is correct
13 Correct 142 ms 22192 KB Output is correct
14 Correct 149 ms 22392 KB Output is correct
15 Correct 225 ms 21980 KB Output is correct
16 Correct 209 ms 22108 KB Output is correct
17 Incorrect 221 ms 22108 KB Output isn't correct
18 Halted 0 ms 0 KB -