Submission #4669815

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Source Code Expand

#include <cstdio>
#include <algorithm>
using namespace std;
#define N 100 + 5

int n, P[N], Del[N], Ans[N];
bool ok = true, Flag[N];

int main()
{
	scanf("%d", &n);
	for (int i = 1; i <= n; i ++)
	{
		scanf("%d", P + i);
		Del[i] = i - P[i];
	}
	for (int i = n; ok && i; i --)
	{
		int j;
		for (j = n; j && (Del[j] || Flag[j]); j --) ;
		if (j == 0) ok = 0;
		else
		{
			Ans[i] = P[j], Flag[j] = 1;
			for (j ++; j <= n; j ++)
				Del[j] --;
		}
	}
	if (!ok) puts("-1");
	else for (int i = 1; i <= n; i ++)
		printf("%d\n", Ans[i]);
	return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:11:17: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d", &n);
                 ^
./Main.cpp:14:21: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", P + i);
                     ^

Judge Result