Submission #9723

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
9723	2014-09-28 08:22:20	silas	On grid (kriii2_O)	C++98	1 / 4	1000 ms	2392 KiB

O

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#include <iostream>
#include <vector>
#include <string.h>
#define INF -987654321
using namespace std;
int R, C;
int  arr[303][303];
int  cache[303][303];
int psum_element(int y, int x, int val) {
  int ret = val;
  if (x - 1 >= 1) {
    ret += arr[y][x-1];
  }
  if (y - 1 >= 1) {
    ret += arr[y-1][x];
  }
  if (x - 1 >= 1 && y - 1>= 1)
    ret -= arr[y-1][x-1];
  return ret;
}
int dp (int y, int x) {
  if (y == 1)
    return arr[1][x];
  if (x == 1)
    return arr[y][1];
  int  &ret = cache[y][x];
  ret = INF;
 
 
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• Subtask 1: 1 / 1
• Subtask 2: 0 / 3