# | Time | Username | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
1001686 | vjudge1 | Robots (APIO13_robots) | C++17 | 2 ms | 344 KiB |
This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
#ifdef U_U
#include "algo/debug.h"
#else
#define deb(x...) 42
#endif
#define all(x) (x).begin(), (x).end()
#define rall(x) (x).rbegin(), (x).rend()
#define pb push_back
#define szof(x) (int)x.size()
#define int ll
#define love bool
template<class T> void MIN(T& a, const T b) { b < a ? a = b, 1 : 0; }
template<class T> void MAX(T& a, const T b) { a < b ? a = b, 1 : 0; }
const int mod = 1e9 + 7;
const int N = 2e5 + 5;
const int inf = 2147483647;
const int INF = 9223372036854775807;
// Follow the white rabbit.
int n, w, h;
char e[505][505];
void ka () {
cin >> n >> h >> w;
pair <int, int> first = {0, 0}, second;
for (int i = 1; i <= w; i ++) {
for (int j = 1; j <= h; j ++) {
cin >> e[i][j];
if (e[i][j] >= '1' && e[i][j] <= '9') {
if (first == make_pair(0ll, 0ll)) first = make_pair(i, j);
else second = {i, j};
}
}
}
if (first.first > second.first) swap(first, second);
if (first.second != second.second || first.first != 1 || second.first != n) cout << -1;
else {
cout << 1;
}
}
const bool overflow = 0;
main() {
freopen("haircut.in" , "r", stdin); freopen("haircut.out", "w", stdout);
cout.setf(ios::fixed);cout.precision(12);
ios_base::sync_with_stdio(0);
cin.tie(0); cout.tie(0);
int tc = 1;
if (overflow) cin >> tc;
for (int cs = 1; cs <= tc; cs ++) {
#ifdef U_U
cout << ":D\n";
#endif
ka();
//if (cs != tc) cout << '\n';
}
}
Compilation message (stderr)
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