29 lines
604 B
C++
29 lines
604 B
C++
#include<stdio.h>
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#include<string.h>
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int max(int x,int y)
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{
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if(x>=y)
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return x;
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return y;
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}
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int main()
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{
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int m,n,i,j,k,d[105],a[105][105];
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while(scanf("%d%d",&n,&m)==2)
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{
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if(m==0&&n==0) break;
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memset(d,0,sizeof(d));
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for(i=1;i<=n;i++)
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for(j=1;j<=m;j++)
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scanf("%d",&a[i][j]);
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for(i=1;i<=n;i++)
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for(j=m;j>=1;j--)
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{
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for(k=1;k<=j;k++)
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d[j]=max(d[j],d[j-k]+a[i][k]);
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}
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printf("%d\n",d[m]);
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}
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return 0;
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}
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