http://poj.org/problem?id=2078 #include "stdio.h" int a[10][10], ans, n; int k[10],sum[10]; void doit( int s ) { int i, maxv; if( s == n ) { maxv = -1; for( i=0; i<n; i++ ) if( sum[i] > maxv ) maxv = sum[i]; ans = maxv; return; } for( k[s]=0; k[s]<n; k[s]++ ) { for( i=0; i<n; i++ ) { sum[i] += a[s][ (k[s]+i)%n ]; if( sum[i] > ans ) break; } if( i == n )doit( s+1 ); for( ; i>=0; i-- ) sum[i] -= a[s][ (k[s]+i)%n ]; } } int main() { int cas, i, j; while( 1 ) { scanf( "%dn", &n ); if( n < 0 ) break; for( i=0; i<n; i++ ) for( j=0; j<n; j++ ) scanf( "%d", &a[i][j] ); ans = 999999; for( i=0; i<n; i++ ) sum[i] = 0; doit( 0 ); printf( "%dn", ans ); } return 0; }
Meta
-
Recent Posts
Recent Comments
- MorrissMar on 隆宪叁年-五一
- tEVFSJtRNq on A man in his twenties (in hex)
- MorrissMar on 隆宪叁年-五一
- ZEzPRbkFJG on A man in his twenties (in hex)
- MorrissMar on 隆宪叁年-五一
Archives
- May 2024
- April 2023
- February 2023
- January 2023
- December 2022
- November 2022
- September 2022
- June 2022
- July 2021
- January 2021
- February 2020
- September 2019
- March 2018
- February 2018
- August 2016
- July 2016
- June 2016
- May 2016
- April 2016
- March 2016
- February 2016
- January 2016
- December 2015
- November 2015
- October 2015
- September 2015
- August 2015
- July 2015
- June 2015
- May 2015
- April 2015
- March 2015
- February 2015
- January 2015
- December 2014
- November 2014
- October 2014
- September 2014
- August 2014
- July 2014
- June 2014
- May 2014
- April 2014
- March 2014
- February 2014
- January 2014
- December 2013
- November 2013
- October 2013
- September 2013
- August 2013
- July 2013
- June 2013
- May 2013
- April 2013
- March 2013
- February 2013
- January 2013
- December 2012
- November 2012
- October 2012
- September 2012
- August 2012
- July 2012
- June 2012
- May 2012
- April 2012
- March 2012
- February 2012
- January 2012
- December 2011
- November 2011
- October 2011
- September 2011
- August 2011
- July 2011
- June 2011
- May 2011
- April 2011
- March 2011
- February 2011
- January 2011
- December 2010
- November 2010
- October 2010
- September 2010
- August 2010
- July 2010
- June 2010
- May 2010
- April 2010
- March 2010
- February 2010
- January 2010
- December 2009
- November 2009
- October 2009
- September 2009
- August 2009
- July 2009
- June 2009
- May 2009
- April 2009
- March 2009
- February 2009
Categories