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幻方，呵呵學習學習

幻方：

#include? " iostream.h "

int ?main()

{

???????? int ?N,i,j,count;

????????cout << " Please?enter?N: " ;

????????cin >> N;

???????? int ? ** arr = new ? int * ?[N];

???????? for (i = 0 ;i < N;i ++ )

????????????????arr[i] = new ? int [N];

???????? for (i = 0 ;i < N;i ++ )

???????????????? for (j = 0 ;j < N;j ++ )

????????????????????????arr[i][j] = 0 ;

????????arr[ 0 ][(N + 1 ) / 2 - 1 ] = 1 ;

???????? for (count = 1 ,i = 0 ,j = (N + 1 ) / 2 - 1 ;count < N * N;count ++ )

???????? {

????????????????i -- ;

????????????????j -- ;

???????????????? if (i ==- 1 )

????????????????????????i = N - 1 ;

???????????????? if (j ==- 1 )

????????????????????????j = N - 1 ;

???????????????? if (arr[i][j] == 0 )

????????????????????????arr[i][j] = count + 1 ;

???????????????? else ? if (arr[i][j] > 0 )

???????????????? {

????????????????????????i = i + 2 ;

????????????????????????j = j + 1 ;

???????????????????????? if (j == N)

????????????????????????????????j = 0 ;

???????????????????????? if (i == N)

????????????????????????????????i = 0 ;

???????????????????????? else ? if (i == N + 1 )

????????????????????????????????i = 1 ;

????????????????????????arr[i][j] = count + 1 ;

????????????????}

????????}

???????? for (i = 0 ;i < N;i ++ )

???????? {

???????????????? for (j = 0 ;j < N;j ++ )

???????????????? {

????????????????????????cout << arr[i][j] << " ? " ;

????????????????}

????????????????cout << " \n " ;

????????}

????????????????????? for (i = 0 ;i < N;i ++ )

????????????????delete?[]?arr[i];

????????delete?[]?arr;

???????? return ? 1 ;

}

posted on 2006-04-09 22:58 華劍緣閱讀(516) 評論(3) 編輯收藏引用

FeedBack:

# re: 幻方，呵呵學習學習

2006-04-10 09:03 | 沐楓

int ** arr = new int * [N];
for (i = 0 ;i < N;i ++ )
arr[i] = new int [N];
for (i = 0 ;i < N;i ++ )
for (j = 0 ;j < N;j ++ )
arr[i][j] = 0 ;

好可怕的數據結構和初始化?。?！回復更多評論

# re: 幻方，呵呵學習學習

2006-04-10 12:27 | 華劍緣

呵呵，我是新手請指教。幫改改好么，不勝感激。回復更多評論

# re: 幻方，呵呵學習學習

2006-04-14 17:31 | 華劍緣

@沐楓
@沐楓
c:\documents and settings\kakaxi\桌面\新建文件夾\text1.cpp(12) : error C2065: 'for_each' : undeclared identifier
c:\documents and settings\kakaxi\桌面\新建文件夾\text1.cpp(12) : error C2065: 'bind2nd' : undeclared identifier
c:\documents and settings\kakaxi\桌面\新建文件夾\text1.cpp(12) : error C2065: 'mem_fun_ref' : undeclared identifier 回復更多評論

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