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Submission #11544

# Submission time Handle Problem Language Result Execution time Memory
11544 2014-11-30T16:21:31 Z cki86201 전선 연결하기 (GA9_wire) C++
0 / 100
 48 ms 6068 KB 
#include<stdio.h>

int a[2][300030];
int t[2];
int n, p[300030], l[300030];
char ans[300030];

int main()
{
	scanf("%d",&n);
	int i;
	for(i=1;i<=n+n;i++){
		int x;
		scanf("%d",&x);
		if(p[x] == 0)p[x] = i;
		else l[i] = p[x], l[p[x]] = i;
	}
	for(i=1;i<=n+n;i++){
		if(t[0] != 0 && a[0][t[0]-1] == i)--t[0];
		if(t[1] != 0 && a[1][t[1]-1] == i)--t[1];
		if(l[i] < i)continue;
		if(t[0] == 0 || l[i] < a[0][t[0]-1])a[0][t[0]++] = l[i], ans[i] = ans[l[i]] = '^';
		else if(t[1] == 0 || l[i] < a[1][t[1]-1])a[1][t[1]++] = l[i], ans[i] = ans[l[i]] = 'v';
		else{printf("INVALID");return 0;}
	}
	puts(ans+1);
	return 0;
}

Subtask #1
0.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 6068 KB Output is correct
2 Correct 0 ms 6068 KB Output is correct
3 Incorrect 0 ms 6068 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #2
0.0 / 15.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 6068 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0.0 / 37.0

# Verdict Execution time Memory Grader output
1 Incorrect 4 ms 6068 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0.0 / 39.0

# Verdict Execution time Memory Grader output
1 Incorrect 48 ms 6068 KB Output isn't correct
2 Halted 0 ms 0 KB -