OJ-Problems-Source/CodeVS/3162-still-unfinished_冰封.c

62 lines
1.4 KiB
C
Raw Permalink Normal View History

2016-07-06 14:28:18 +08:00
#include<stdio.h>
#include<memory.h>
int max(int x, int y){return x > y ? x : y;}
int min(int x, int y){return x < y ? x : y;}
int main(int argc, char* argv[]){
const int size = 0xf;
const int MIN = -0xfff;
int a[size], dp[size][size], m, k;
memset(a, MIN, size);
memset(dp, MIN, size);
scanf("%d%d", &m, &k);
int i, j, x;
for(i = 1; i <= m; i++){
int s;
scanf("%d", &s);
a[i] = a[i - 1] + s;
}
for(i = 1; i <= m; i++){
for(j = i; j <= k; j++){
dp[i][j] = MIN;
for(x = i; x <= j; x++){
dp[i][j] = min(dp[i][j], a[i] - a[x + 1]);
}
}
}
for(i = 1; i <= k; i++)
printf("%d %d\n", dp[k][i]);
scanf("%d%d");
return 0;
}
// f[i][j] = min{max(f[k][j-1], sum(k+1, i)), j<k<i}
/*
int i,j,k;
int mintime=INT_MIN;
for(i = 0 ; i < n ; ++i)
{
for(j = i ; j < m ;++j)
{
for(k = i ; k <= j ; ++k)
{
sum[i][j]+=book[k];
}
}
}
for(i = 1 ; i <= n ; ++i)
dp[i][1] = sum[0][i-1];
for(j = 2 ; j <= m ; ++j)
{
for(i = j ; i <= n ; ++i)
{
dp[i][j]= INT_MAX;
for(k = j ; k <= i ; ++k)
{
mintime = max(dp[k][j-1],sum[k][i-1]);
dp[i][j] = min(dp[i][j],mintime);
}
}
}
return dp[n][m];
*/