Submission #996962

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Source Code Expand

#include<bits/stdc++.h>
#define INF 0x3f3f3f3f
#define rep(i,n)for(int i=0;i<n;i++)
using namespace std;
typedef long long ll;
typedef pair<ll, ll>P;

int main() {
	int k; scanf("%d", &k);
	string s; cin >> s;
	if (s.size() > 16)abort();
	ll Max = INT_MAX;
	rep(i, 1 << ((int)s.size() - 1)) {
		string t;
		rep(j, s.size()) { t += s[j]; t += ' '; }
		int cnt = 0;
		rep(j, (int)s.size() - 1) {
			if (i >> j & 1) {
				cnt++;
				t[j * 2 + 1] = ',';
			}
		}
		if (cnt > k)continue;
		t.erase(remove(t.begin(), t.end(), ' '), t.end());
		ll ans = 0; string k;
		rep(j, t.size()) {
			if (t[j] == ',' ) {
				if (!k.empty())ans = max(ans, stoll(k));
				k = "";
			}
			else k += t[j];
		}
		if (!k.empty())ans = max(ans, stoll(k));
		Max = min(Max, ans);
	}
	printf("%lld\n", Max);
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:9:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  int k; scanf("%d", &k);
                        ^

Judge Result