记录编号	30752	评测结果	AAAAAAAAAA
题目名称	[USACO Mar08] 挖湖	最终得分	100
用户昵称	Truth.Cirno	是否通过	通过
代码语言	C++	运行时间	0.050 s
提交时间	2011-10-31 08:51:27	内存使用	0.26 MiB

#include <cstdio>
using namespace std;

int main(void)
{
	freopen("makelake.in","r",stdin);
	freopen("makelake.out","w",stdout);
	int i,j,k,Ln,Co,water,n,x,y,power,maxhei,total=0,map[101][101];
	scanf("%d %d %d %d",&Ln,&Co,&water,&n);
	for (i=1;i<=Ln;i++)
		for (j=1;j<=Co;j++)
			scanf("%d",&map[i][j]);
	for (k=1;k<=n;k++)
	{
		scanf("%d %d %d",&x,&y,&power);
		maxhei=0;
		for (i=x;i<=x+2&&i<=Ln;i++)
			for (j=y;j<=y+2&&j<=Co;j++)
				if (map[i][j]>maxhei)
					maxhei=map[i][j];
		maxhei-=power;
		for (i=x;i<=x+2&&i<=Ln;i++)
			for (j=y;j<=y+2&&j<=Co;j++)
				if (map[i][j]>maxhei)
					map[i][j]=maxhei;
	}
	for (i=1;i<=Ln;i++)
		for (j=1;j<=Co;j++)
			if (map[i][j]<water)
				total+=water-map[i][j];
	total*=5184;
	printf("%d\n",total);
	fclose(stdin);
	fclose(stdout);
	return(0);
}