Submission #17400

# Submission time Handle Problem Language Result Execution time Memory
17400 2015-11-27T18:18:04 Z eaststar Highway design (CEOI12_highway) C++14
50 / 100
0 ms 1508 KB
#include "office.h"

int main(){
    int i,j,k,a,b,c,x=0,y=0,N=GetN();
    for(i=1;i<5;++i){
        for(j=i+1;j<6;++j){
            for(k=j+1;k<7;++k)if(isOnLine(i,j,k))break;
            if(k<7)break;
        }
        if(j<6)break;
    }
    a=i,b=j,c=k;
    for(i=1;i<7&&!y;++i)if(i!=a&&i!=b&&i!=c&&!isOnLine(a,b,i)){
        if(x)y=i;
        else x=i;
    }
    if(!y){
        if(!x){
            for(i=7;i<=N;i+=2)if(!isOnLine(a,i,i+1))break;
            if(isOnLine(a,b,i))x=i+1;
            else x=i;
        }
        for(;i<=N;i+=2)if(!isOnLine(a,i,i+1))break;
        if(isOnLine(a,b,i))y=i+1;
        else y=i;
    }
  	if(x==y)y=x+1;
    Answer(a,b,x,y);
}

Compilation message

office.c: In function 'int isOnLine(int, int, int)':
office.c:85:29: warning: ISO C++ forbids converting a string constant to 'char*' [-Wwrite-strings]
     _Fin(0, "Protocol error");
                             ^
office.c:88:29: warning: ISO C++ forbids converting a string constant to 'char*' [-Wwrite-strings]
     _Fin(0, "Protocol error");
                             ^
office.c:92:37: warning: ISO C++ forbids converting a string constant to 'char*' [-Wwrite-strings]
     _Fin(false, "Too many questions");
                                     ^
office.c:83:7: warning: unused variable 'i' [-Wunused-variable]
   int i;
       ^
office.c: In function 'void Answer(int, int, int, int)':
office.c:123:29: warning: ISO C++ forbids converting a string constant to 'char*' [-Wwrite-strings]
     _Fin(0, "Protocol error");
                             ^
office.c:128:44: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
       if( (-_Apa[na1]==_N-3) && (na2!=na1) && (nb2!=na1) ||
                                            ^
office.c:130:30: warning: ISO C++ forbids converting a string constant to 'char*' [-Wwrite-strings]
          _Fin(true, "Correct");
                              ^
office.c:132:36: warning: ISO C++ forbids converting a string constant to 'char*' [-Wwrite-strings]
          _Fin(false, "Wrong answer");
                                    ^
office.c:134:44: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
       if( (-_Apa[na2]==_N-3) && (na1!=na2) && (nb1!=na2) ||
                                            ^
office.c:136:30: warning: ISO C++ forbids converting a string constant to 'char*' [-Wwrite-strings]
          _Fin(true, "Correct");
                              ^
office.c:138:36: warning: ISO C++ forbids converting a string constant to 'char*' [-Wwrite-strings]
          _Fin(false, "Wrong answer");
                                    ^
office.c:140:33: warning: ISO C++ forbids converting a string constant to 'char*' [-Wwrite-strings]
       _Fin(false, "Wrong answer");
                                 ^
office.c:142:23: warning: ISO C++ forbids converting a string constant to 'char*' [-Wwrite-strings]
   _Fin(true, "Correct");
                       ^
office.c:120:27: warning: unused variable 'pont' [-Wunused-variable]
   int na1, nb1, na2, nb2, pont;
                           ^
office.c: In function 'void _doInit()':
office.c:33:21: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d", &_N);
                     ^
# Verdict Execution time Memory Grader output
1 Partially correct 0 ms 1508 KB Output is partially correct - 23 queries, 2 points
2 Partially correct 0 ms 1508 KB Output is partially correct - 13 queries, 2 points
3 Partially correct 0 ms 1508 KB Output is partially correct - 159 queries, 2 points
4 Partially correct 0 ms 1508 KB Output is partially correct - 204 queries, 2 points
5 Partially correct 0 ms 1508 KB Output is partially correct - 254 queries, 2 points
6 Partially correct 0 ms 1508 KB Output is partially correct - 305 queries, 2 points
7 Partially correct 0 ms 1508 KB Output is partially correct - 353 queries, 2 points
8 Partially correct 0 ms 1508 KB Output is partially correct - 403 queries, 2 points
9 Partially correct 0 ms 1508 KB Output is partially correct - 453 queries, 2 points
10 Partially correct 0 ms 1508 KB Output is partially correct - 504 queries, 2 points
11 Partially correct 0 ms 1508 KB Output is partially correct - 1004 queries, 2 points
12 Partially correct 0 ms 1508 KB Output is partially correct - 1005 queries, 2 points
13 Partially correct 0 ms 1508 KB Output is partially correct - 1505 queries, 2 points
14 Partially correct 0 ms 1508 KB Output is partially correct - 2006 queries, 2 points
15 Partially correct 0 ms 1508 KB Output is partially correct - 2506 queries, 2 points
16 Partially correct 0 ms 1508 KB Output is partially correct - 807 queries, 2 points
17 Partially correct 0 ms 1508 KB Output is partially correct - 857 queries, 2 points
18 Partially correct 0 ms 1508 KB Output is partially correct - 903 queries, 2 points
19 Partially correct 0 ms 1508 KB Output is partially correct - 12709 queries, 2 points
20 Partially correct 0 ms 1508 KB Output is partially correct - 15003 queries, 2 points
21 Partially correct 0 ms 1508 KB Output is partially correct - 20064 queries, 2 points
22 Partially correct 0 ms 1508 KB Output is partially correct - 28065 queries, 2 points
23 Partially correct 0 ms 1508 KB Output is partially correct - 33892 queries, 2 points
24 Partially correct 0 ms 1508 KB Output is partially correct - 40947 queries, 2 points
25 Partially correct 0 ms 1508 KB Output is partially correct - 50002 queries, 2 points