Submission #39281

#	Time	Username	Problem	Language	Result	Execution time	Memory
39281		MrPlany	K blocks (IZhO14_blocks)	C++14	53 / 100	0 ms	2060 KiB

blocks

#include <bits/stdc++.h>

using namespace std;

int n, a[109], dp[109][109], k;

int main(){
	
	scanf("%d%d",&n,&k);
//	if(n>100) return 0;
	
	for(int i=1;i<=n;i++) scanf("%d",a+i);
	
	for(int i=1;i<=n;i++) dp[1][i] = max(dp[1][i-1], a[i]);
	
	for(int i=2;i<=n;i++){
		
		for(int j=i;j<=n;j++){
			
			long long mx = 0, mn=1e9;
			
			for(int f = j; f>=i; f--){
				mx = max(mx, (long long)a[f]);
				
				mn= min( mx + dp[i-1][f-1], mn );
				
			}
			dp[i][j] = mn;
			
		}
		
	}
	
	cout << dp[k][n];
	return 0;
}

Compilation message (stderr)

blocks.cpp: In function 'int main()':
blocks.cpp:9:21: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d",&n,&k);
                     ^
blocks.cpp:12:39: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  for(int i=1;i<=n;i++) scanf("%d",a+i);
                                       ^

• Subtask 1: 14 / 14
• Subtask 2: 18 / 18
• Subtask 3: 21 / 21
• Subtask 4: 0 / 47