mirror of
https://github.com/Kiritow/OJ-Problems-Source.git
synced 2024-03-22 13:11:29 +08:00
29 lines
484 B
C++
29 lines
484 B
C++
#include <stdio.h>
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#define N 1000
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int sum[N][N];
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int main()
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{
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int c,n,i,j;
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while (scanf("%d",&c)!=EOF)
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{
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scanf("%d",&n);
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for(i=0;i<n;i++)
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{
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for(j=i;j<n;j++)
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scanf("%d",&sum[i][j]);
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}
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for(i=0;i<n;i++)
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{
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for(j=i;j<n;j++)
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{
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if(i==0)
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sum[i][j]=c+sum[i][j];
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else
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sum[i][j]=(sum[i-1][i-1]+c+sum[i][j])<(sum[i-1][j])?(sum[i-1][i-1]+c+sum[i][j]):(sum[i-1][j]);
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}
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}
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printf("%d\n",sum[n-1][n-1]);
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}
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return 0;
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}
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