Pku 1023 The Fun Number System

#include < stdio.h >

int main()

{

int test;

scanf( " %d " , & test);

while ( test -- )

{

__int64 len, data;

char str[ 100 ];

int result[ 200 ], t = 0 ;

scanf( " %I64d%s%I64d " , & len,str, & data );

for ( int i = len - 1 ; i >= 0 ; i -- )

{

int a = ( data % 2 + 2 ) % 2 ;

result[t ++ ] = a;

if ( str[i] == ' n ' ) data = ( data + a ) / 2 ;

else data = ( data - a ) / 2 ;

}

if ( data == 0 )

{

for ( int i = t - 1 ; i >= 0 ; i -- )

printf( " %d " , result[i] );

printf( " \n " );

}

else printf( " Impossible\n " );

}

return 0 ;

}

posted on 2008-10-30 11:57 Darren 阅读(531) 评论(0) 编辑收藏引用所属分类: 动态规划

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