The Triangle Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 37931   Accepted: 22779 Description 73 88 1 02 7 4 44 5 2 6 5 (Figure 1) Figure 1 shows a number triangle. Write a program that calculates the highest sum of numbers passed on…

http://poj.org/problem?id=1163 The Triangle Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 32923   Accepted: 19514 Description 73 88 1 02 7 4 44 5 2 6 5 (Figure 1) Figure 1 shows a number triangle. Write a program that calculates the hi…

id=1163">链接:poj 1163 题意:输入一个n层的三角形.第i层有i个数,求从第1层到第n层的全部路线中.权值之和最大的路线. 规定:第i层的某个数仅仅能连线走到第i+1层中与它位置相邻的两个数中的一个. 状态方程:f[i][j]=max(f[i-1][j-1],f[i-1][j])+a[i][j]; 1163代码: #include<stdio.h> #include<string.h> int a[105][105],f[105][105]; int…

http://poj.org/problem?id=3126 搜索的时候注意 1:首位不能有0 2:可以暂时有没有出现在目标数中的数字 #include <cstdio> #include <cstring> #include <queue> using namespace std; const int maxn=1e4+5; const int inf=0x7fffffff; bool prim[maxn]; void judge(){ prim[2]=true; f…

The Triangle Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 44998   Accepted: 27175 Description 73 88 1 02 7 4 44 5 2 6 5 (Figure 1) Figure 1 shows a number triangle. Write a program that calculates the highest sum of numbers passed on…

1.链接地址: http://bailian.openjudge.cn/practice/1163 http://poj.org/problem?id=1163 2.题目: 总时间限制: 1000ms 内存限制: 65536kB 描述 73 88 1 02 7 4 44 5 2 6 5 (Figure 1) Figure 1 shows a number triangle. Write a program that calculates the highest sum of numbers pa…

The Triangle Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 49955   Accepted: 30177 Description 73 88 1 02 7 4 44 5 2 6 5 (Figure 1) Figure 1 shows a number triangle. Write a program that calculates the highest sum of numbers passed on…

看题传送门门:http://poj.org/problem?id=1163 困死了....QAQ 普通做法,从下往上,可得状态转移方程为: dp[i][j]= a[i][j] + max (dp[i+1][j]  , dp[i+1][j+1] ); #include<cstdio> #include<cstring> int a[101][101]; int dp[101][101]; int main() { int n; while(~scanf("%d",…

The Triangle Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 43809   Accepted: 26430 Description 73 88 1 02 7 4 44 5 2 6 5 (Figure 1) Figure 1 shows a number triangle. Write a program that calculates the highest sum of numbers passed on…

http://poj.org/problem?id=1321 注意是在'#'的地方放棋子 矩阵大小不过8*8,即使是8!的时间复杂度也足以承受,可以直接dfs求解 dfs时标注当前点的行和列已被访问,接着搜索行列都未被访问的新点,注意搜索完毕之后标注当前点的行和列未被访问 #include <cstdio> #include <cstring> using namespace std; int n,k; char maz[8][9]; int e[8][8],len[8]; boo…