Submission #1172479

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Source Code Expand

#include <bits/stdc++.h>
using namespace std;

#define FOR(i,a,b) for(int i=(a);i<(b);i++)
#define REP(i,n) FOR(i,0,n)
#define ALL(v) (v).begin(),(v).end()

template<typename A, typename B> inline bool chmax(A &a, B b) { if (a<b) { a=b; return 1; } return 0; }
template<typename A, typename B> inline bool chmin(A &a, B b) { if (a>b) { a=b; return 1; } return 0; }

typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
typedef pair<int, pii> P;

#define INF (1<<29)
#define INFL (1ll<<60)
#define EPS (1e-8)
#define PI (acos(-1))
const ll MOD = 1000000007ll;

int main() {
	int n;
	int a[112345];
	cin >> n;
	REP(i, n) scanf("%d", a + i);
	
	pii s[112345];
	REP(i, n) s[i] = pii(a[i], i);
	sort(s, s + n);
	
	int ans = 0, pos = 0;
	bool move = false;
	
	REP(i, n) {
		if (s[i].second < pos) {
			ans++;
			pos = s[i].second;
		}
		else {
			if (pos == s[i].second) {
				if (pos = n - 1) ans++;
				pos = (pos + 1) % n;
			}
			else {
				pos = s[i].second;
			}
		}
	}
	
	cout << ans << endl;
	
	return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:26:30: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  REP(i, n) scanf("%d", a + i);
                              ^

Judge Result