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#include <bits/stdc++.h> using namespace std; int main() { ios_base::sync_with_stdio(0); cin.tie(0); long long N; scanf("%lld", &N); vector<long long> a, b, c; map<long long, long long> A, B, C; for (long long n = 0; n < N; ++n) { long long x; scanf("%lld", &x); a.push_back(x); A[x] += 1; } for (long long n = 0; n < (N - 1); ++n) { long long x; scanf("%lld", &x); b.push_back(x); B[x] += 1; } for (long long n = 0; n < (N - 2); ++n) { long long x; scanf("%lld", &x); c.push_back(x); C[x] += 1; } sort(a.begin(), a.end()); sort(b.begin(), b.end()); sort(c.begin(), c.end()); long long Ans1 = -1, Ans2 = -1; for (long long n = 0; n < N; ++n) { if (B[a[n]] == 0) { Ans1 = a[n]; break; } B[a[n]] -= 1; } for (long long n = 0; n < N - 1; ++n) { if (C[b[n]] == 0) { Ans2 = b[n]; break; } C[b[n]] -= 1; } cout << Ans1 << endl << Ans2 << endl; return 0; }
#include <bits/stdc++.h> using namespace std; const int maxn = 100000 + 5; int main() { int n, a[maxn], b[maxn], c[maxn]; scanf("%d", &n); for (int i = 0; i < n; ++i) scanf("%d", &a[i]); for (int i = 0; i < n - 1; ++i) scanf("%d", &b[i]); for (int i = 0; i < n - 2; ++i) scanf("%d", &c[i]); sort(a, a + n); sort(b, b + n - 1); sort(c, c + n - 2); int i; b[n - 1] = -1; for (i = 0; i < n; ++i) if (a[i] != b[i]) break; printf("%d\n", a[i]); c[n - 2] = -1; for (i = 0; i < n - 1; ++i) if (c[i] != b[i]) break; printf("%d\n", b[i]); return 0; }
#include <bits/stdc++.h> using namespace std; int main() { long long x, sum = 0, sum1 = 0, sum2 = 0, y; cin >> x; for (int i = 0; i < x; i++) { cin >> y; sum += y; } for (int i = 0; i < x - 1; i++) { cin >> y; sum1 += y; } for (int i = 0; i < x - 2; i++) { cin >> y; sum2 += y; } cout << sum - sum1 << endl; cout << sum1 - sum2 << endl; }
#include <bits/stdc++.h> using namespace std; map<int, int> mp1, mp2, mp3; int a[100005], b[100005], c[100005]; int main() { int n; cin >> n; for (int i = 0; i < n; i++) { cin >> a[i]; mp1[a[i]]++; } for (int i = 0; i < n - 1; i++) { int x; cin >> b[i]; mp2[b[i]]++; } for (int i = 0; i < n - 2; i++) { int x; cin >> c[i]; mp3[c[i]]++; } for (int i = 0; i < n; i++) { if (mp1[a[i]] > mp2[a[i]]) { cout << a[i] << endl; break; } } for (int i = 0; i < n - 1; i++) { if (mp2[b[i]] > mp3[b[i]]) { cout << b[i] << endl; break; } } }
#include <bits/stdc++.h> using namespace std; int main() { long long n, a, sum, res; sum = res = 0; cin >> n; for (int i = 0; i < n; i++) { cin >> a; sum += a; } for (int i = 0; i < n - 1; i++) { cin >> a; res += a; } cout << sum - res << endl; sum = 0; for (int i = 0; i < n - 2; i++) { cin >> a; sum += a; } cout << res - sum << endl; }
#include <bits/stdc++.h> void readInt(int &n) { char ch; n = 0; while (ch = getchar()) { if (ch >= '0' && ch <= '9') n = n * 10 + ch - 48; else break; } } int main() { int n, tmp; int sum[3] = {0}; readInt(n); for (int i = 0; i < 3; i++) { for (int j = 0; j < n - i; j++) { readInt(tmp); sum[i] ^= tmp; } } printf("%d\n%d\n", sum[0] ^ sum[1], sum[1] ^ sum[2]); return 0; }
#include <bits/stdc++.h> using namespace std; const int INF = 0x3f3f3f3f; const long long int LINF = 0x3f3f3f3f3f3f3f3fll; const int MOD = 1e9 + 7; const long double pi = acos(-1); int n; int main() { ios::sync_with_stdio(false); cin >> n; long long int sum_0 = 0, sum_1 = 0, sum_2 = 0; for (int i = 0; i < n; i++) { long long int e; cin >> e; sum_0 += e; } for (int i = 0; i < n - 1; i++) { long long int e; cin >> e; sum_1 += e; } for (int i = 0; i < n - 2; i++) { long long int e; cin >> e; sum_2 += e; } cout << sum_0 - sum_1 << endl << sum_1 - sum_2 << endl; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); ; long long n; cin >> n; vector<long long> V(n, 0), V1(n - 1, 0), V2(n - 2, 0); for (long long i = 0; i < n; i++) { cin >> V[i]; } sort(V.begin(), V.end()); for (long long i = 0; i < n - 1; i++) { cin >> V1[i]; } sort(V1.begin(), V1.end()); for (long long i = 0; i < n - 2; i++) { cin >> V2[i]; } sort(V2.begin(), V2.end()); for (long long i = 0; i < n; i++) { if (V[i] != V1[i]) { cout << V[i] << endl; break; } } for (long long i = 0; i < n; i++) { if (V1[i] != V2[i]) { cout << V1[i] << endl; break; } } return 0; }
#include <bits/stdc++.h> using namespace std; long long n, a[200000], b[200000], c[200000]; int main() { ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); cin >> n; for (int i = 1; i <= n; i++) { cin >> a[i]; } sort(a + 1, a + 1 + n); for (int i = 1; i < n; i++) { cin >> b[i]; } sort(b + 1, b + n); b[n] = 999999999; for (int i = 1; i < n - 1; i++) { cin >> c[i]; } sort(c + 1, c + n - 1); c[n - 1] = 999999999; for (int i = 1; i <= n; i++) { if (a[i] != b[i]) { cout << a[i] << "\n"; break; } } for (int i = 1; i < n; i++) { if (c[i] != b[i]) { cout << b[i] << "\n"; break; } } return 0; }
#include <bits/stdc++.h> using namespace std; const long long oo = 1000000000000000000; const int N = 100005; int main() { int n, x; scanf("%d", &n); multiset<int> a, b; for (int i = 0; i < int(n); i++) { scanf("%d", &x); a.insert(x); } for (int i = 0; i < int(n - 1); i++) { scanf("%d", &x); b.insert(x); a.erase(a.find(x)); } printf("%d\n", *a.begin()); a.clear(); swap(a, b); for (int i = 0; i < int(n - 2); i++) { scanf("%d", &x); b.insert(x); a.erase(a.find(x)); } printf("%d\n", *a.begin()); return 0; }
#include <bits/stdc++.h> using namespace std; const int N = 1e5 + 1; int n; void solve1() { vector<int> v1, v2, v3; scanf("%d", &n); for (int i = 1, a; i <= n; ++i) { scanf("%d", &a); v1.push_back(a); } for (int i = 1, a; i <= n - 1; ++i) { scanf("%d", &a); v2.push_back(a); } for (int i = 1, a; i <= n - 2; ++i) { scanf("%d", &a); v3.push_back(a); } sort(v1.begin(), v1.end()); sort(v2.begin(), v2.end()); sort(v3.begin(), v3.end()); for (int i = 0; i < n; ++i) if (i < n - 1) { if (v1[i] != v2[i]) { printf("%d\n", v1[i]); break; } } else printf("%d\n", v1[i]); for (int i = 0; i < n - 1; ++i) if (i < n - 2) { if (v2[i] != v3[i]) { printf("%d\n", v2[i]); break; } } else printf("%d\n", v2[i]); } void solve2() { long long sumA = 0, sumB = 0, sumC = 0; scanf("%d", &n); for (int i = 1, a; i <= n; ++i) { scanf("%d", &a); sumA += a; } for (int i = 1, a; i <= n - 1; ++i) { scanf("%d", &a); sumB += a; } for (int i = 1, a; i <= n - 2; ++i) { scanf("%d", &a); sumC += a; } cout << sumA - sumB << '\n' << sumB - sumC; } int main() { solve2(); return 0; }
#include <bits/stdc++.h> using namespace std; int main() { ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0); ; int n; cin >> n; map<int, int> m, ma; for (int i = 0; i < n; ++i) { int x; cin >> x; m[x]++; } for (int i = 0; i < n - 1; ++i) { int x; cin >> x; m[x]--, ma[x]++; } for (auto const &i : m) { if (i.second != 0) cout << i.first << "\n"; } for (int i = 0; i < n - 2; ++i) { int x; cin >> x; ma[x]--; } for (auto const &i : ma) { if (i.second != 0) cout << i.first << "\n"; } return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int n; long long sum1 = 0, sum2 = 0, sum3 = 0; scanf("%d", &n); for (int i = 1; i <= n; ++i) { int x; scanf("%d", &x); sum1 += x; } for (int i = 1; i <= n - 1; ++i) { int x; scanf("%d", &x); sum2 += x; } for (int i = 1; i <= n - 2; ++i) { int x; scanf("%d", &x); sum3 += x; } printf("%lld\n%lld", sum1 - sum2, sum2 - sum3); return 0; }
#include <bits/stdc++.h> using namespace std; int main() { ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0); int n; cin >> n; int a[n], b[n - 1], c[n - 2]; for (int i = 0; i < n; i++) cin >> a[i]; for (int i = 0; i < n - 1; i++) cin >> b[i]; for (int i = 0; i < n - 2; i++) cin >> c[i]; sort(a, a + n); sort(b, b + n - 1); sort(c, c + n - 2); for (int i = 0; i < n; i++) { if (i == n - 1) { cout << a[n - 1] << endl; break; } else if (a[i] != b[i]) { cout << a[i] << endl; break; } } for (int i = 0; i < n - 1; i++) { if (i == n - 2) { cout << b[n - 2] << endl; break; } else if (b[i] != c[i]) { cout << b[i] << endl; break; } } return 0; }
#include <bits/stdc++.h> using namespace std; long long i, a, b, c, r, n; int main() { cin >> n; for (i = 1; i <= n; i++) { cin >> r; a += r; } for (i = 1; i <= n - 1; i++) { cin >> r; b += r; } for (i = 1; i <= n - 2; i++) { cin >> r; c += r; } cout << a - b << endl; cout << b - c << endl; }
#include <bits/stdc++.h> int arra[10001]; int arrb[10001]; int arrc[10001]; int boo[10001]; bool binsearch(int a, int n, int* arr) { int l = 0; int r = n + 1; int mid; while (l < r - 1) { mid = (l + r) / 2; if (arr[mid] == a) { if (boo[mid] == true) return false; else { boo[mid] = true; return true; } } else if (arr[mid] > a) r = mid; else l = mid; } if (arr[l] == a && boo[l] != true) { boo[l] = true; return true; } else return false; } int main() { using namespace std; int n; long long sum1 = 0, sum2 = 0, sum3 = 0; cin >> n; for (int i = 1; i <= n; i++) { int a; cin >> a; sum1 += a; } for (int i = 1; i < n; i++) { int a; cin >> a; sum2 += a; } for (int i = 1; i < n - 1; i++) { int a; cin >> a; sum3 += a; } cout << sum1 - sum2 << endl << sum2 - sum3; }
#include <bits/stdc++.h> using namespace std; int main() { int k; int ans1 = 0; int ans2 = 0; int ans3 = 0; int sum1 = 0; int sum2 = 0; int ok; cin >> k; for (int i = 0; i < k; i++) { cin >> ok; ans1 += ok; } for (int i = 0; i < k - 1; i++) { cin >> ok; ans2 += ok; } sum1 = ans1 - ans2; cout << sum1 << endl; for (int i = 0; i < k - 2; i++) { cin >> ok; ans3 += ok; } sum2 = ans2 - ans3; cout << sum2; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { long long n; cin >> n; vector<long long> a(n), b(n - 1), c(n - 2); for (long long i = 0; i < n; i++) cin >> a[i]; for (long long i = 0; i < n - 1; i++) cin >> b[i]; for (long long i = 0; i < n - 2; i++) cin >> c[i]; sort(a.begin(), a.end()); sort(b.begin(), b.end()); sort(c.begin(), c.end()); for (long long i = 0; i < n; i++) { if (i == n - 1) { cout << a[i] << endl; break; } if (b[i] != a[i]) { cout << a[i] << endl; break; } } for (long long i = 0; i < n - 1; i++) { if (i == n - 2) { cout << b[i] << endl; break; } if (b[i] != c[i]) { cout << b[i] << endl; break; } } return 0; }
#include <bits/stdc++.h> using namespace std; int main() { std::map<int, int> m, m2, m3; int i, j, k; int n; cin >> n; for (i = 0; i < n; i++) { cin >> j; m[j]++; } for (i = 0; i < n - 1; i++) { cin >> j; m2[j]++; } std::map<int, int>::iterator it; it = m.begin(); for (; it != m.end(); it++) { j = it->first; if (m[j] != m2[j]) { cout << j << endl; } } for (i = 0; i < n - 2; i++) { cin >> j; m3[j]++; } it = m2.begin(); for (; it != m2.end(); it++) { j = it->first; if (m3[j] != m2[j]) { cout << j << endl; } } }
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; int first = 0, second = 0, third = 0; for (int i = 0; i < n; i++) { int x; cin >> x; first += x; } for (int i = 0; i < n - 1; i++) { int x; cin >> x; second += x; } for (int i = 0; i < n - 2; i++) { int x; cin >> x; third += x; } cout << first - second << endl << second - third; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; long long sum1 = 0, sum2 = 0; long temp; for (int i = 0; i < n; i++) { cin >> temp; sum1 += temp; } for (int i = 0; i < n - 1; i++) { cin >> temp; sum2 += temp; } cout << sum1 - sum2 << "\n"; for (int i = 0; i < n - 2; i++) { cin >> temp; sum2 -= temp; } cout << sum2; return (0); }
#include <bits/stdc++.h> using namespace std; int main() { int n, a = 0, b = 0, c = 0; cin >> n; for (int i = 0; i < n; i++) { int x; cin >> x; a += x; } for (int i = 0; i < n - 1; i++) { int x; cin >> x; b += x; } for (int i = 0; i < n - 2; i++) { int x; cin >> x; c += x; } cout << a - b << endl << b - c; return 0; }
#include <bits/stdc++.h> using namespace std; long long n, a[100005], b[100005], c[100005]; void Citire() { long long x; cin >> n; int i; x = 0; for (i = 1; i <= n; i++) { cin >> a[i]; x ^= a[i]; } for (i = 1; i < n; i++) { cin >> b[i]; x ^= b[i]; } for (i = 1; i < n - 1; i++) cin >> c[i]; cout << x << "\n"; ; x = 0; for (i = 1; i < n; i++) x ^= b[i]; for (i = 1; i < n - 1; i++) x ^= c[i]; cout << x << "\n"; } int main() { Citire(); return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int a = 0, b = 0, c = 0, i, k, h; cin >> k; for (i = 0; i < k; i++) { cin >> h; a += h; } for (i = 0; i < k - 1; i++) { cin >> h; b += h; } cout << a - b << "\n"; for (i = 0; i < k - 2; i++) { cin >> h; c += h; } cout << b - c; return (0); }
#include <bits/stdc++.h> using namespace std; int main() { long long int n{0}, f{0}, s{0}, o{0}, flag{2}, t{0}, flag1{0}; cin >> n; o = n; vector<long long int> vecf; vector<long long int> vecs; vector<long long int> veco; while (o--) { long long int c{0}; cin >> c; veco.push_back(c); } sort(veco.begin(), veco.end()); t = veco[n - 1]; t = t + 1; while (f < n) { if (f < n - 1) { long long int a{0}; cin >> a; vecf.push_back(a); } else vecf.push_back(t); f++; } while (s < n) { if (s < n - 2) { long long int b{0}; cin >> b; vecs.push_back(b); } else vecs.push_back(t); s++; } sort(vecf.begin(), vecf.end()); sort(vecs.begin(), vecs.end()); for (long long int i{0}; i < n; i++) { for (long long int j{i}; j < n; j++) { if (veco[i] == vecf[j]) break; else { cout << veco[i] << '\n'; flag = 1; break; } } if (flag == 1) break; } for (long long int i{0}; i < n; i++) { for (long long int j{i}; j < n; j++) { if (vecf[i] == vecs[j]) { break; } else { cout << vecf[i] << '\n'; flag1 = 1; break; } } if (flag1 == 1) break; } cout << '\n'; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; std::vector<int> v1(n); std::vector<int> v2(n - 1); std::vector<int> v3(n - 2); for (int i = 0; i < n; i++) cin >> v1[i]; for (int i = 0; i < n - 1; i++) cin >> v2[i]; for (int i = 0; i < n - 2; i++) cin >> v3[i]; sort(v1.begin(), v1.end()); sort(v2.begin(), v2.end()); sort(v3.begin(), v3.end()); std::vector<int> v(2); auto itr = v.begin(); set_difference(v1.begin(), v1.end(), v2.begin(), v2.end(), itr); itr++; set_difference(v2.begin(), v2.end(), v3.begin(), v3.end(), itr); for (auto i : v) { cout << i << endl; } return 0; }
#include <bits/stdc++.h> using namespace std; int n, a[100100], a1[100100], a2[100100]; int main() { while (scanf("%d", &n) != -1) { int ans1 = -1, ans2 = -1; for (int i = 0; i < n; i++) scanf("%d", a + i); for (int i = 0; i < n - 1; i++) scanf("%d", a1 + i); for (int i = 0; i < n - 2; i++) scanf("%d", a2 + i); map<int, int> mp; for (int i = 0; i < n - 1; i++) mp[a1[i]]++; for (int i = 0; i < n; i++) { if (mp[a[i]]-- <= 0) { ans1 = a[i]; } } mp.clear(); for (int i = 0; i < n - 2; i++) mp[a2[i]]++; for (int i = 0; i < n - 1; i++) { if (mp[a1[i]]-- <= 0) { ans2 = a1[i]; } } printf("%d\n%d\n", ans1, ans2); } return 0; }
#include <bits/stdc++.h> using namespace std; const double EPS = 1e-9; const int INF = 0x7f7f7f7f; struct debugger { template <typename T> debugger& operator,(const T& v) { cerr << v << " "; return *this; } } dbg; template <class T> T _abs(T n) { return (n < 0 ? -n : n); } template <class T> T _max(T a, T b) { return (!(a < b) ? a : b); } template <class T> T _min(T a, T b) { return (a < b ? a : b); } template <class T> T _swap(T& a, T& b) { a = a ^ b; b = a ^ b; a = a ^ b; } template <class T> T gcd(T a, T b) { return (b == 0 ? a : gcd(b, a % b)); } template <class T> T lcm(T a, T b) { return (a / gcd(a, b) * b); } int main() { int n; while (~scanf("%d", &n)) { int a[n + 1], b[n + 1], c[n + 1]; map<int, int> a1; map<int, int> b1; map<int, int> c1; a1.clear(); b1.clear(); c1.clear(); for (int i = 0; i < n; i++) { scanf("%d", &a[i]); a1[a[i]]++; } for (int i = 0; i < n - 1; i++) { scanf("%d", &b[i]); b1[b[i]]++; } for (int i = 0; i < n - 2; i++) { scanf("%d", &c[i]); c1[c[i]]++; } for (int i = 0; i < n; i++) { int t = a[i]; if (b1[t] < a1[t]) { printf("%d\n", t); break; } } for (int i = 0; i < n; i++) { int t = a[i]; if (c1[t] < b1[t]) { printf("%d\n", t); break; } } } return 0; }
#include <bits/stdc++.h> using namespace std; int n; int e[300003]; int ee[300003]; unordered_map<int, int> m; unordered_map<int, int> mm; int main() { cin >> n; for (int i = 0; i < n; i++) cin >> e[i]; for (int i = 0; i < n; i++) m[e[i]]++; for (int i = 0; i < n - 1; i++) cin >> ee[i]; for (int i = 0; i < n - 1; i++) mm[ee[i]]++; for (int i = 0; i < n; i++) if (m[e[i]] != mm[e[i]]) { m[e[i]] = mm[e[i]]; cout << e[i] << endl; } m.clear(); for (int i = 0; i < n - 2; i++) cin >> e[i]; for (int i = 0; i < n - 2; i++) m[e[i]]++; for (int i = 0; i < n - 1; i++) if (m[ee[i]] != mm[ee[i]]) { mm[ee[i]] = m[ee[i]]; cout << ee[i] << endl; } }
#include <bits/stdc++.h> using namespace std; int main() { long long int n, i; long long int data; cin >> n; long long int* all_errors; long long int* first_comp; long long int* second_comp; all_errors = new long long int[n]; first_comp = new long long int[n - 1]; second_comp = new long long int[n - 2]; for (i = 0; i < n; i++) cin >> all_errors[i]; for (i = 0; i < n - 1; i++) cin >> first_comp[i]; for (i = 0; i < n - 2; i++) cin >> second_comp[i]; sort(all_errors, all_errors + n); sort(first_comp, first_comp + (n - 1)); sort(second_comp, second_comp + (n - 2)); bool flag1 = false; bool flag2 = false; for (i = 0; i < n; i++) { if (all_errors[i] != first_comp[i]) { flag1 = true; cout << all_errors[i] << endl; break; } } if (!flag1) { cout << all_errors[n - 1] << endl; } for (i = 0; i < n - 1; i++) { if (second_comp[i] != first_comp[i]) { flag2 = true; cout << first_comp[i] << endl; break; } } if (!flag2) cout << second_comp[n - 2] << endl; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; int a[100000], b[1000000], c[100000]; for (int i = 0; i < n; i++) cin >> a[i]; for (int i = 0; i < n - 1; i++) cin >> b[i]; for (int i = 0; i < n - 2; i++) cin >> c[i]; sort(a, a + n); sort(b, b + n - 1); sort(c, c + n - 2); for (int i = 0; i < n; i++) { if (a[i] != b[i]) { cout << a[i] << "\n"; break; } } for (int i = 0; i < n; i++) { if (c[i] != b[i]) { cout << b[i]; break; } } return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int n, x; long long int a[3] = {0, 0, 0}; cin >> n; for (int i = 0; i < n; i++) { cin >> x; a[0] += x; } for (int i = 0; i < n - 1; i++) { cin >> x; a[1] += x; } for (int i = 0; i < n - 2; i++) { cin >> x; a[2] += x; } cout << a[0] - a[1] << endl << a[1] - a[2]; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; vector<int> first(n); vector<int> second(n - 1); vector<int> third(n - 2); for (int i = 0; i < n; i++) { cin >> first[i]; } sort(first.begin(), first.end()); for (int i = 0; i < n - 1; i++) { cin >> second[i]; } sort(second.begin(), second.end()); for (int i = 0; i < n - 2; i++) { cin >> third[i]; } sort(third.begin(), third.end()); bool found = false; for (int i = 0; i < n - 1; i++) { if (first[i] != second[i]) { if (second[i] == first[i + 1]) { cout << first[i] << endl; } else { cout << second[i] << endl; } found = true; break; } } if (!found) { cout << first[n - 1] << endl; } found = false; for (int i = 0; i < n - 2; i++) { if (third[i] != second[i]) { if (third[i] == second[i + 1]) { cout << second[i]; } else { cout << third[i]; } found = true; break; } } if (!found) { cout << second[n - 2]; } return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int n, a, r; long long sum1 = 0, sum2 = 0; scanf("%d", &n); for (a = 0; a < n; a++) { scanf("%d", &r); sum1 += r; } n--; for (a = 0; a < n; a++) { scanf("%d", &r); sum2 += r; } cout << sum1 - sum2 << ' '; n--; for (a = 0, sum1 = 0; a < n; a++) { scanf("%d", &r); sum1 += r; } cout << sum2 - sum1; }
#include <bits/stdc++.h> using namespace std; int main() { int n, x; cin >> n; vector<int> e; vector<int> e1; vector<int> e2; for (int i = 0; i < n; i++) { cin >> x; e.push_back(x); } for (int i = 0; i < n - 1; i++) { cin >> x; e1.push_back(x); } for (int i = 0; i < n - 2; i++) { cin >> x; e2.push_back(x); } sort(e.begin(), e.end()); sort(e1.begin(), e1.end()); sort(e2.begin(), e2.end()); for (int i = 0; i < n; i++) { if (e[i] != e1[i]) { cout << e[i] << "\n"; break; } } for (int i = 0; i < n - 1; i++) { if (e1[i] != e2[i]) { cout << e1[i] << "\n"; break; } } }
#include <bits/stdc++.h> void merge(long long int *a, int L, int R) { int M = (L + R) / 2; int i = L, j = M + 1, k = 0; int temp[R - L + 1]; while (i <= M && j <= R) { if (a[i] <= a[j]) { temp[k] = a[i]; ++i; } else { temp[k] = a[j]; ++j; } ++k; } while (i <= M) { temp[k] = a[i]; ++i; ++k; } while (j <= R) { temp[k] = a[j]; ++j; ++k; } for (int i = 0; i < k; ++i) { a[L + i] = temp[i]; } } void mergeSort(long long int *a, int L, int R) { if (L == R) { return; } else { int M = (L + R) / 2; mergeSort(a, L, M); mergeSort(a, M + 1, R); merge(a, L, R); } } int main() { long long int n; scanf("%lld", &n); long long int input1[n], input2[n - 1], input3[n - 2]; for (int i = 0; i < n; i++) scanf("%lld", &input1[i]); for (int i = 0; i < n - 1; i++) scanf("%lld", &input2[i]); for (int i = 0; i < n - 2; i++) scanf("%lld", &input3[i]); mergeSort(input1, 0, n - 1); mergeSort(input2, 0, n - 2); mergeSort(input3, 0, n - 3); for (int i = 0; i < n; i++) { if (input1[i] != input2[i]) { printf("%lld\n", input1[i]); break; } } for (int i = 0; i < n - 1; i++) { if (input2[i] != input3[i]) { printf("%lld\n", input2[i]); break; } } return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; unordered_map<int, int> map; map.clear(); for (int i = 0; i < n; i++) { int temp; cin >> temp; map[temp]++; } unordered_map<int, int> map2; map2.clear(); for (int i = 0; i < n - 1; i++) { int temp; cin >> temp; map2[temp]++; map[temp]--; } for (auto i = map.begin(); i != map.end(); i++) { if ((*i).second == 1) { cout << (*i).first << endl; break; } } for (int i = 0; i < n - 2; i++) { int temp; cin >> temp; map2[temp]--; } for (auto i = map2.begin(); i != map2.end(); i++) { if ((*i).second == 1) { cout << (*i).first << endl; break; } } return 0; }
#include <bits/stdc++.h> int compare(const void *a, const void *b) { int ia = *(int *)a; int ib = *(int *)b; return ia - ib; } int main() { static int aa[100000], bb[100000 - 1], cc[100000 - 2]; int n, i; scanf("%d", &n); for (i = 0; i < n; i++) scanf("%d", &aa[i]); for (i = 0; i < n - 1; i++) scanf("%d", &bb[i]); for (i = 0; i < n - 2; i++) scanf("%d", &cc[i]); qsort(aa, n, sizeof *aa, compare); qsort(bb, n - 1, sizeof *bb, compare); qsort(cc, n - 2, sizeof *cc, compare); for (i = 0; i < n - 1; i++) if (bb[i] != aa[i]) break; printf("%d\n", aa[i]); for (i = 0; i < n - 2; i++) if (cc[i] != bb[i]) break; printf("%d\n", bb[i]); return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int n, i, errorcode; cin >> n; map<int, int> set1; map<int, int> set2; map<int, int>::iterator it; for (i = 0; i < n; i++) { cin >> errorcode; if (set1.count(errorcode)) { set1[errorcode]++; } else { set1[errorcode] = 1; } } for (i = 0; i < (n - 1); i++) { cin >> errorcode; set1[errorcode]--; if (set2.count(errorcode)) { set2[errorcode]++; } else { set2[errorcode] = 1; } } for (it = set1.begin(); it != set1.end(); it++) { if (it->second == 1) { cout << it->first << endl; } } for (i = 0; i < (n - 2); i++) { cin >> errorcode; set2[errorcode]--; } for (it = set2.begin(); it != set2.end(); it++) { if (it->second == 1) { cout << it->first << endl; } } return 0; }
#include <bits/stdc++.h> using namespace std; int pr(long long x) { for (long long i = 2; i * i <= x; i++) { if (x % i == 0) return 0; } return 1; } void amhu() { ios::sync_with_stdio(0); cin.tie(0); cout.tie(0); } int arr[10000001]; int main() { amhu(); int a, tp = 0, tp2 = 0, tp3 = 0, x, y, z; cin >> a; for (int i = 0; i < a; i++) { cin >> x; tp += x; } int b = a - 1; for (int i = 0; i < b; i++) { cin >> y; tp2 += y; } int c = b - 1; for (int i = 0; i < c; i++) { cin >> z; tp3 += z; } cout << abs(tp - tp2) << "\n" << abs(tp2 - tp3) << endl; }
#include <bits/stdc++.h> using namespace std; list<int> l1, l2, l3, l4; int main() { int n, t, a, c; cin >> n; for (int i = 0; i < n; i++) { cin >> t; l1.push_back(t); } for (int i = 0; i < n - 1; i++) { cin >> t; l2.push_back(t); l4.push_back(t); } for (int i = 0; i < n - 2; i++) { cin >> t; l3.push_back(t); } l1.sort(); l2.sort(); l3.sort(); l4.sort(); for (list<int>::iterator it = l1.begin(), itr = l2.begin(); it != l1.end(); it++, itr++) { if (*it != *itr) { a = *it; break; } } for (list<int>::iterator it = l4.begin(), itr = l3.begin(); it != l4.end(); it++, itr++) { if (*it != *itr) { c = *it; break; } } cout << a << endl << c << endl; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int n, q = 0, y = 0, d = 0, w; cin >> n; int a[n], b[n - 1], c[n - 2]; for (int i = 0; i < n; i++) { cin >> a[i]; q += a[i]; } for (int i = 0; i < n - 1; i++) { cin >> b[i]; y += b[i]; } for (int i = 0; i < n - 2; i++) { cin >> c[i]; d += c[i]; } cout << q - y << " " << y - d; }
#include <bits/stdc++.h> using namespace std; int main() { int n, a[100000], b[100000], c[100000]; cin >> n; for (int i = 0; i < n; i++) { cin >> a[i]; } for (int i = 0; i < n - 1; i++) { cin >> b[i]; } for (int i = 0; i < n - 2; i++) { cin >> c[i]; } sort(a, a + n); sort(b, b + n - 1); sort(c, c + n - 2); for (int i = 0; i < n; i++) { if (a[i] != b[i]) { cout << a[i] << endl; break; } } for (int i = 0; i < n - 1; i++) { if (b[i] != c[i]) { cout << b[i] << endl; break; } } return 0; }
#include <bits/stdc++.h> using namespace std; void affiche(int t[], int n) { for (int i = 0; i < n; i++) cout << t[i] << " "; cout << '\n'; } void afficheV(vector<int> t) { for (int i = 0; i < t.size(); i++) cout << t[i] << " "; cout << '\n'; } int main() { ios_base::sync_with_stdio(0), cin.tie(0); int n; cin >> n; vector<int> v(n), v1(n - 1), v2(n - 2); for (int i = 0; i < n; i++) cin >> v[i]; for (int i = 0; i < n - 1; i++) cin >> v1[i]; for (int i = 0; i < n - 2; i++) cin >> v2[i]; sort(v.begin(), v.end()); sort(v1.begin(), v1.end()); sort(v2.begin(), v2.end()); int c = 0, c2 = 0; for (int i = 0; i < n - 1; i++) if (v[i] != v1[i]) { cout << v[i] << "\n"; c++; break; } if (c == 0) cout << v[n - 1] << "\n"; for (int i = 0; i < n - 2; i++) if (v2[i] != v1[i]) { cout << v1[i]; c2++; break; } if (c2 == 0) cout << v1[n - 2] << "\n"; }
#include <bits/stdc++.h> using namespace std; int n; long long a[100005]; long long b[100005]; long long c[100005]; int main() { cin >> n; for (int i = 0; i < n; i++) cin >> a[i]; for (int i = 0; i < n - 1; i++) cin >> b[i]; for (int i = 0; i < n - 2; i++) cin >> c[i]; sort(a, a + n); sort(b, b + n - 1); sort(c, c + n - 2); int i = 0; int j = 0; int f = 0; while (f < 1) { if (a[i] == b[j]) { i++; j++; continue; } if (a[i] != b[j]) { cout << a[i] << endl; break; f = 1; } } i = 0; j = 0; f = 0; while (f < 1) { if (b[i] == c[j]) { i++; j++; continue; } if (b[i] != c[j]) { cout << b[i] << endl; break; f = 1; } } return 0; }
#include <bits/stdc++.h> using namespace std; const int N = 100005; int x1[N], x2[N], x3[N]; int n; int main() { cin >> n; for (int i = 0; i < n; i++) cin >> x1[i]; for (int i = 0; i < n - 1; i++) cin >> x2[i]; for (int i = 0; i < n - 2; i++) cin >> x3[i]; sort(x1, x1 + n); sort(x2, x2 + (n - 1)); sort(x3, x3 + (n - 2)); for (int i = 0; i < n; i++) if (x1[i] != x2[i]) { cout << x1[i] << endl; break; } for (int i = 0; i < (n - 1); i++) if (x2[i] != x3[i]) { cout << x2[i]; break; } return 0; }
#include <bits/stdc++.h> using namespace std; template <class T1, class T2> inline istream& operator>>(istream& fin, pair<T1, T2>& pr) { fin >> pr.first >> pr.second; return fin; } template <class T0, class T1, class T2> inline istream& operator>>(istream& fin, tuple<T0, T1, T2>& t) { fin >> get<0>(t) >> get<1>(t) >> get<2>(t); return fin; } template <class T> inline istream& operator>>(istream& fin, vector<T>& a) { if (!a.size()) { size_t n; fin >> n; a.resize(n); } for (auto& u : a) fin >> u; return fin; } const char* probA() { vector<string> grid(8); cin >> grid; string piece = "QRBNPK."; vector<int> score({9, 5, 3, 3, 1, 0, 0}); map<char, int> w; for (size_t i = 0; i < 7; ++i) { w[piece[i]] = score[i]; w[::tolower(piece[i])] = -score[i]; }; int val = 0; for (const auto& r : grid) for (const auto& x : r) val += w.at(x); return val < 0 ? "Black" : 0 < val ? "White" : "Draw"; } void probB() { size_t n; cin >> n; vector<int> a(n); cin >> a; map<int, tuple<size_t, size_t, size_t> > m; for (const auto x : a) ++get<0>(m[x]); a.resize(n - 1); cin >> a; for (const auto x : a) ++get<1>(m[x]); for (const auto& pr : m) if (get<1>(pr.second) < get<0>(pr.second)) { cout << pr.first << '\n'; break; } a.resize(n - 2); cin >> a; for (const auto x : a) ++get<2>(m[x]); for (const auto& pr : m) if (get<2>(pr.second) < get<1>(pr.second)) { cout << pr.first << '\n'; break; } } int main(const int argc, char* argv[]) { probB(); return EXIT_SUCCESS; }
#include <bits/stdc++.h> int main() { int n, i, x, s1 = 0, s2 = 0, s3 = 0; scanf("%d", &n); for (i = 0; i < n; i++) { scanf("%d", &x); s1 = s1 + x; } for (i = 0; i < n - 1; i++) { scanf("%d", &x); s2 = s2 + x; } for (i = 0; i < n - 2; i++) { scanf("%d", &x); s3 = s3 + x; } printf("%d", s1 - s2); printf("\n%d", s1 - (s3 + (s1 - s2))); return 0; }
#include <bits/stdc++.h> using namespace std; void solve() { int n; cin >> n; long long sum0 = 0, sum1 = 0, sum2 = 0, x; for (int i = 0; i < n; i++) { cin >> x; sum0 += x; } for (int i = 0; i < n - 1; i++) { cin >> x; sum1 += x; } for (int i = 0; i < n - 2; i++) { cin >> x; sum2 += x; } cout << sum0 - sum1 << '\n' << sum1 - sum2; } int32_t main() { ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); int test = 1; while (test--) { solve(); cout << '\n'; } return 0; }
#include <bits/stdc++.h> int main() { long long a, b, c, alla = 0, allb = 0, allc = 0; int i, na, nb, nc, j; scanf("%d", &na); nb = na - 1; nc = nb - 1; for (i = 0; i < na; i++) { scanf("%lld", &a); alla += a; } for (i = 0; i < nb; i++) { scanf("%lld", &b); allb += b; } for (i = 0; i < nc; i++) { scanf("%lld", &c); allc += c; } printf("%lld\n%lld\n", alla - allb, allb - allc); return 0; }
#include <bits/stdc++.h> using namespace std; int n, s1 = 0, s2 = 0, s3 = 0; int main() { cin >> n; for (int i = 0; i < n; ++i) { int a; cin >> a; s1 += a; } for (int i = 0; i < n - 1; ++i) { int a; cin >> a; s2 += a; } for (int i = 0; i < n - 2; ++i) { int a; cin >> a; s3 += a; } cout << s1 - s2 << endl << s2 - s3 << endl; }
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; int seq1[n], seq2[n], seq3[n]; for (int i = 0; i < n; i++) scanf("%d", &seq1[i]); for (int i = 0; i < n - 1; i++) scanf("%d", &seq2[i]); for (int i = 0; i < n - 2; i++) scanf("%d", &seq3[i]); sort(seq1, seq1 + n); sort(seq2, seq2 + n - 1); sort(seq3, seq3 + n - 2); int f = -1, s = -1, dif = 0; for (int i = 0; i < n - 1; i++) if (seq1[i] != seq2[i]) { f = seq1[i]; break; } if (f == -1) f = seq1[n - 1]; for (int i = 0; i < n - 2; i++) if (seq2[i] != seq3[i]) { s = seq2[i]; break; } if (s == -1) s = seq2[n - 2]; printf("%d\n%d\n", f, s); return 0; }
#include <bits/stdc++.h> using namespace std; int main() { long long int n, arr[100006], arr1[100006], arr2[100006], i; cin >> n; for (i = 0; i < n; i++) { cin >> arr[i]; } for (i = 0; i < n - 1; i++) { cin >> arr1[i]; } for (i = 0; i < n - 2; i++) { cin >> arr2[i]; } sort(arr, arr + n); sort(arr1, arr1 + n - 1); sort(arr2, arr2 + n - 2); long long int j = 0; for (i = 0; i < n - 1; i++) { if (arr[i] != arr1[i]) { cout << arr[i] << endl; break; } } if (i == n - 1) cout << arr[n - 1] << endl; for (i = 0; i < n - 2; i++) { if (arr1[i] != arr2[i]) { cout << arr1[i] << endl; break; } } if (i == n - 2) cout << arr1[n - 2] << endl; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { long long int t, x, sum1 = 0, sum2 = 0, sum3 = 0, i; cin >> t; for (i = 0; i < t; i++) { cin >> x; sum1 = sum1 + x; } for (i = 0; i < t - 1; i++) { cin >> x; sum2 = sum2 + x; } for (i = 0; i < t - 2; i++) { cin >> x; sum3 = sum3 + x; } cout << sum1 - sum2 << endl << sum2 - sum3 << endl; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int n, sum1 = 0, sum2 = 0, sum3 = 0; cin >> n; for (int i = 0; i < n; i++) { int x; cin >> x; sum1 += x; } for (int i = 1; i < n; i++) { int x; cin >> x; sum2 += x; } for (int i = 2; i < n; i++) { int x; cin >> x; sum3 += x; } cout << sum1 - sum2 << endl; cout << sum2 - sum3 << endl; }
#include <bits/stdc++.h> using namespace std; int main() { long long s1 = 0, s2 = 0, a; int n; cin >> n; for (int i = 0; i < n; ++i) { cin >> a; s1 += a; } s2 = s1; for (int i = 0; i < n - 1; ++i) { cin >> a; s1 -= a; } for (int i = 0; i < n - 2; ++i) { cin >> a; s2 -= a; } s2 -= s1; cout << s1 << endl << s2; return 0; }
#include <bits/stdc++.h> using namespace std; void erase(multiset<int> &S, int x) { multiset<int>::iterator it = S.find(x); if (it != S.end()) S.erase(it); } int main() { int n; while (scanf("%d", &n) == 1) { multiset<int> S, T; for (int i = 0; i < n; ++i) { int x; scanf("%d", &x); S.insert(x); } for (int i = 0; i < n - 1; ++i) { int x; scanf("%d", &x); T.insert(x); erase(S, x); } int ans1 = *S.begin(); S = T; for (int i = 0; i < n - 2; ++i) { int x; scanf("%d", &x); erase(S, x); } int ans2 = *S.begin(); printf("%d\n%d\n", ans1, ans2); } }
#include <bits/stdc++.h> int main() { int n, i, sum1, sum2, sum3; scanf("%d", &n); sum1 = 0; for (i = 0; i < n; i++) { int a; scanf("%d", &a); sum1 ^= a; } sum2 = 0; for (i = 0; i < n - 1; i++) { int b; scanf("%d", &b); sum2 ^= b; } sum3 = 0; for (i = 0; i < n - 2; i++) { int c; scanf("%d", &c); sum3 ^= c; } printf("%d\n%d\n", sum1 ^ sum2, sum2 ^ sum3); return 0; }
#include <bits/stdc++.h> using namespace std; int main() { long long n; cin >> n; long long a[n], b[n - 1], c[n - 2]; for (long long i = 0; i < n; i++) cin >> a[i]; for (long long i = 0; i < n - 1; i++) cin >> b[i]; for (long long i = 0; i < n - 2; i++) cin >> c[i]; sort(a, a + n); sort(b, b + n - 1); sort(c, c + n - 2); long long flag = 0; for (long long i = 0; i < n - 1; i++) { if (a[i] != b[i]) { cout << a[i] << endl; flag = 1; break; } } if (flag == 0) cout << a[n - 1] << endl; flag = 0; for (long long i = 0; i < n - 2; i++) { if (b[i] != c[i]) { cout << b[i] << endl; flag = 1; break; } } if (flag == 0) cout << b[n - 2] << endl; }
#include <bits/stdc++.h> using namespace std; void input(int* p, int range) { for (int i = 0; i < range; i++) { int x = 0; cin >> x; p[i] = x; } } int main() { ios_base::sync_with_stdio(0); cin.tie(0); int n = 0; cin >> n; int* p1 = new int[n]; int* p2 = new int[n - 1]; int* p3 = new int[n - 2]; input(p1, n); input(p2, n - 1); input(p3, n - 2); sort(p1, p1 + n); sort(p2, p2 + n - 1); sort(p3, p3 + n - 2); int i; for (i = 0; i < n - 1; i++) { if (p1[i] != p2[i]) { break; } } cout << p1[i] << "\n"; for (i = 0; i < n - 2; i++) { if (p2[i] != p3[i]) { break; } } cout << p2[i]; return 0; }
#include <bits/stdc++.h> using namespace std; int T; int main() { ios::sync_with_stdio(false); cin.tie(0); cout.tie(0); int n, sum1 = 0, sum2 = 0, sum3 = 0; cin >> n; for (long long i = 1; i <= (n); i++) { int k; cin >> k; sum1 += k; } for (long long i = 1; i <= (n - 1); i++) { int k; cin >> k; sum2 += k; } for (long long i = 1; i <= (n - 2); i++) { int k; cin >> k; sum3 += k; } cout << sum1 - sum2 << '\n' << sum2 - sum3; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { vector<int> a, b, c; int n; int arr[10001]; cin >> n; for (int i = 0; i < n; i++) { int temp; cin >> temp; a.push_back(temp); } sort(a.begin(), a.end()); int first = 0, second = 0; for (int i = 0; i < n - 1; i++) { int temp; cin >> temp; b.push_back(temp); } sort(b.begin(), b.end()); for (int i = 0; i < n - 2; i++) { int temp; cin >> temp; c.push_back(temp); } sort(c.begin(), c.end()); bool isfound = false; for (int i = a.size() - 1; i >= 0; i--) { if (i == 0 && !isfound) first = a[i]; else if (!isfound) { if (a[i] != b[i - 1]) { first = a[i]; isfound = true; } } } isfound = false; for (int i = b.size() - 1; i >= 0; i--) { if (i == 0 && !isfound) second = b[i]; else if (!isfound) { if (b[i] != c[i - 1]) { second = b[i]; isfound = true; } } } cout << first << endl << second << endl; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; vector<long int> a(n); vector<long int> b(n - 1); vector<long int> c(n - 2); for (int i = 0; i < n; i++) { cin >> a[i]; } for (int i = 0; i < n - 1; i++) { cin >> b[i]; } for (int i = 0; i < n - 2; i++) { cin >> c[i]; } sort(a.begin(), a.end()); sort(b.begin(), b.end()); sort(c.begin(), c.end()); int misa, misb; for (int i = 0; i < a.size(); i++) { if (i == n - 1) { misa = a[i]; } else if (a[i] != b[i]) { misa = a[i]; break; } } for (int i = 0; i < b.size(); i++) { if (i == n - 2) { misb = b[i]; } else if (b[i] != c[i]) { misb = b[i]; break; } } cout << misa << endl << misb << endl; }
#include <bits/stdc++.h> using namespace std; long long a[300001]; long long b[300000]; long long c[29999]; bool used[600001]; int main() { ios_base::sync_with_stdio(0); int n, suma = 0, sumb = 0, sumc = 0; cin >> n; for (int i = 0; i < n; ++i) { cin >> a[i]; suma += a[i]; } for (int i = 0; i < n - 1; ++i) { cin >> b[i]; sumb += b[i]; } for (int i = 0; i < n - 2; ++i) { cin >> c[i]; sumc += c[i]; } cout << suma - sumb << "\n" << sumb - sumc; }
#include <bits/stdc++.h> using namespace std; int di[] = {0, 1, 0, -1}; int dj[] = {1, 0, -1, 0}; int dik[] = {1, 1, 2, 2, -1, -1, -2, -2}; int djk[] = {2, -2, 1, -1, -2, 2, -1, 1}; long long gcd(long long x, long long y) { return !y ? x : gcd(y, x % y); } int main() { int n, a, b; cin >> n, a = b = -1; vector<int> x(n), y(n - 1), z(n - 2); for (int i = 0; i < int(n); i++) scanf("%d", &x[i]); for (int i = 0; i < int(n - 1); i++) scanf("%d", &y[i]); for (int i = 0; i < int(n - 2); i++) scanf("%d", &z[i]); sort(x.begin(), x.end()), sort(y.begin(), y.end()), sort(z.begin(), z.end()); for (int i = 0; i < int(n - 1); i++) if (x[i] != y[i]) { a = x[i]; break; } if (a == -1) a = x.back(); for (int i = 0; i < int(n - 2); i++) if (y[i] != z[i]) { b = y[i]; break; } if (b == -1) b = y.back(); printf("%d\n%d\n", a, b); return 0; }
#include <bits/stdc++.h> using namespace std; int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); long int n; cin >> n; long int arr[n]; vector<long int> v, v1, v2; for (long int i = 0; i < n; i++) { long int a; cin >> a; v.push_back(a); } sort(v.begin(), v.end()); for (long int i = 0; i < n - 1; i++) { long int a; cin >> a; v1.push_back(a); } sort(v1.begin(), v1.end()); for (long int i = 0; i < n - 2; i++) { long int a; cin >> a; v2.push_back(a); } sort(v2.begin(), v2.end()); bool result = true; long int value; for (long int i = 0; i < n - 1; i++) { if (v[i] != v1[i]) { result = false; value = v[i]; break; } } if (result) value = v[n - 1]; cout << value << "\n"; result = true; for (long int i = 0; i < n - 2; i++) { if (v2[i] != v1[i]) { result = false; value = v1[i]; break; } } if (result) value = v1[n - 2]; cout << value << "\n"; return 0; }
#include <bits/stdc++.h> using namespace std; const int MOD = (int)1e9 + 7; const int N = (int)1e5; int main() { ios_base::sync_with_stdio(false); cin.tie(0); int n; cin >> n; multiset<int> st, st1, st2; map<int, int> mp, mp1; for (int i = 0; i < n; i++) { int x; cin >> x; mp[x]++; } for (int i = 0; i < n - 1; i++) { int x; cin >> x; mp[x]--; if (mp[x] == 0) { mp.erase(x); } mp1[x]++; } cout << mp.begin()->first << "\n"; for (int i = 0; i < n - 2; i++) { int x; cin >> x; mp1[x]--; if (mp1[x] == 0) { mp1.erase(x); } } cout << mp1.begin()->first << "\n"; return 0; }
#include <bits/stdc++.h> using namespace std; int n, z, x, g, c; int main() { cin >> n; for (int i = 0; i < n; i++) { cin >> g; z += g; } for (int i = 0; i < n - 1; i++) { cin >> g; x += g; } for (int i = 0; i < n - 2; i++) { cin >> g; c += g; } cout << z - x << endl << x - c; return 0; }
#include <bits/stdc++.h> using namespace std; long long power(long long x, long long y); bool isPrime(long long n); long long modInv(long long a, long long b); long long gcdExtended(long long a, long long b, long long *x, long long *y); long long mpower(long long a, long long b, long long p); const long long inf = (long long)1e17; const long long N = (long long)3e5 + 5; int32_t main() { ios::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); ; long long n; cin >> n; vector<long long> a(n), b(n - 1), c(n - 2); for (long long i = 0; i < n; i++) { cin >> a[i]; } for (long long i = 0; i < n - 1; i++) { cin >> b[i]; } for (long long i = 0; i < n - 2; i++) { cin >> c[i]; } sort(a.begin(), a.end()); sort(b.begin(), b.end()); sort(c.begin(), c.end()); long long fnd = -1; for (long long i = 0; i < n - 1; i++) { if (a[i] != b[i]) { fnd = a[i]; break; } } if (fnd == -1) { cout << a[n - 1]; } else cout << fnd; cout << "\n"; fnd = -1; for (long long i = 0; i < n - 2; i++) { if (b[i] != c[i]) { fnd = b[i]; break; } } if (fnd == -1) { cout << b[n - 2]; } else cout << fnd << "\n"; return 0; } long long modInv(long long a, long long m) { long long x, y; long long g = gcdExtended(a, m, &x, &y); long long res = (x % m + m) % m; return res; } long long gcdExtended(long long a, long long b, long long *x, long long *y) { if (a == 0) { *x = 0, *y = 1; return b; } long long x1, y1; long long gcd = gcdExtended(b % a, a, &x1, &y1); *x = y1 - (b / a) * x1; *y = x1; return gcd; } long long mpower(long long x, long long y, long long p) { long long res = 1; x = x % p; while (y > 0) { if (y & 1) res = (res * x) % p; y = y >> 1; x = (x * x) % p; } return res; } long long power(long long x, long long y) { long long res = 1; while (y > 0) { if (y & 1) res = res * x; y = y >> 1; x = x * x; } return res; } bool isPrime(long long n) { if (n <= 1) return false; if (n <= 3) return true; if (n % 2 == 0 || n % 3 == 0) return false; long long p = sqrt(n); for (long long i = 5; i <= p; i = i + 6) if (n % i == 0 || n % (i + 2) == 0) return false; return true; }
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; map<int, int> arr; map<int, int> st; for (int i = 0; i < n; ++i) { int a; cin >> a; arr[a]++; st[a]++; } for (int i = 0; i < n - 1; ++i) { int a; cin >> a; arr[a]--; } for (map<int, int>::iterator it = st.begin(); it != st.end(); ++it) { if (arr[it->first] > 0) { cout << it->first << endl; arr[it->first] = st[it->first] - 1; it->second = st[it->first] - 1; } else { arr[it->first] = st[it->first]; } } for (int i = 0; i < n - 2; ++i) { int a; cin >> a; arr[a]--; } for (map<int, int>::iterator it = st.begin(); it != st.end(); ++it) { if (arr[it->first] > 0) { cout << it->first << endl; break; } } return 0; }
#include <bits/stdc++.h> using namespace std; long int binarySearch(vector<long int> arr, long int l, long int r, long int x) { if (r >= l) { long int mid = l + (r - l) / 2; if (arr[mid] == x) return mid; if ((l == r) && (arr[mid] != x)) return -1; if (arr[mid] > x) return binarySearch(arr, l, mid - 1, x); return binarySearch(arr, mid + 1, r, x); } return -1; } void merge(vector<long int> &arr, long int l, long int m, long int r) { long int i, j, k; long int n1 = m - l + 1; long int n2 = r - m; long int L[n1], R[n2]; for (i = 0; i < n1; i++) { L[i] = arr[l + i]; } for (j = 0; j < n2; j++) { R[j] = arr[m + 1 + j]; } i = 0; j = 0; k = l; while (i < n1 && j < n2) { if (L[i] <= R[j]) { arr[k] = L[i]; i++; } else { arr[k] = R[j]; j++; } k++; } while (i < n1) { arr[k] = L[i]; i++; k++; } while (j < n2) { arr[k] = R[j]; j++; k++; } } void mergeSort(vector<long int> &arr, long int l, long int r) { if (l < r) { long int m = l + (r - l) / 2; mergeSort(arr, l, m); mergeSort(arr, m + 1, r); merge(arr, l, m, r); } } long int min(long int a, long int b) { if (a < b) return a; return b; } long int max(long int a, long int b) { if (a > b) return a; return b; } int main() { int t; cin >> t; long long int sum = 0; long long int sum1 = 0; for (long int j = 0; j < t; j++) { long int temp; cin >> temp; sum = sum + temp; } for (long int j = 0; j < t - 1; j++) { long int temp; cin >> temp; sum1 = sum1 + temp; } cout << sum - sum1 << endl; sum = 0; for (long int j = 0; j < t - 2; j++) { long int temp; cin >> temp; sum = sum + temp; } cout << sum1 - sum; }
#include <bits/stdc++.h> using namespace std; int main() { long long n; cin >> n; long long p[n], q[n - 1], r[n - 2], a = 0, b = 0, c = 0; for (long long i = 0; i < n; i++) { cin >> p[i]; a += p[i]; } for (long long i = 0; i < n - 1; i++) { cin >> q[i]; b += q[i]; } for (long long i = 0; i < n - 2; i++) { cin >> r[i]; c += r[i]; } cout << a - b << endl; cout << b - c << endl; }
#include <bits/stdc++.h> using namespace std; const int MAX = 100000; void mergeArr(int l[], int nl, int r[], int nr, int a[]) { int i = 0, j = 0, k = 0; while (i < nl && j < nr) { if (l[i] < r[j]) a[k] = l[i++]; else a[k] = r[j++]; k++; } while (i < nl) a[k++] = l[i++]; while (j < nr) a[k++] = r[j++]; } void mergeSort(int a[], int n) { if (n == 1) return; int n1 = n / 2, n2 = n - n1, l[n1], r[n2]; for (int i = 0; i < n1; i++) l[i] = a[i]; for (int i = 0; i < n2; i++) r[i] = a[i + n1]; mergeSort(l, n1); mergeSort(r, n2); mergeArr(l, n1, r, n2, a); } int main() { int n, a[MAX], b[MAX], c[MAX]; cin >> n; for (int i = 0; i < n; i++) cin >> a[i]; for (int i = 0; i < n - 1; i++) cin >> b[i]; for (int i = 0; i < n - 2; i++) cin >> c[i]; mergeSort(a, n); mergeSort(b, n - 1); mergeSort(c, n - 2); for (int i = 0; i < n; i++) { if (a[i] != b[i]) { cout << a[i] << '\n'; break; } } for (int i = 0; i < n - 1; i++) if (b[i] != c[i]) { cout << b[i]; break; } return 0; }
#include <bits/stdc++.h> using namespace std; int main() { long long n, x, sa = 0, sb = 0, sc = 0; cin >> n; for (int i = 0; i < n; i++) cin >> x, sa += x; for (int i = 0; i < n - 1; i++) cin >> x, sb += x; for (int i = 0; i < n - 2; i++) cin >> x, sc += x; cout << sa - sb << " " << sb - sc << endl; return 0; }
#include <bits/stdc++.h> using namespace std; const int N = (int)1e6 + 5; const int MACX = (int)1e9 + 7; const int dx[] = {1, -1, 0, 0}; const int dy[] = {0, 0, 1, -1}; long long n, a[N], b[N], c[N]; multiset<long long> ms, ms2; int main() { ios_base ::sync_with_stdio(0); cin.tie(0); cout.tie(0); ; cin >> n; for (int i = 1; i <= n; i++) { cin >> a[i]; ms.insert(a[i]); } for (int i = 1; i < n; i++) { cin >> b[i]; ms.erase(ms.find(b[i])); ms2.insert(b[i]); } for (int i = 1; i < n - 1; i++) { cin >> c[i]; ms2.erase(ms2.find(c[i])); } cout << *ms.begin() << " " << *ms2.begin(); return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int a = 0, b = 0, c = 0, t; int n; cin >> n; for (int i = 0; i < n; i++) { cin >> t; a += t; } for (int i = 0; i < n - 1; i++) { cin >> t; b += t; } for (int i = 0; i < n - 2; i++) { cin >> t; c += t; } cout << a - b << endl << b - c << endl; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int n, x; map<int, int> m, m1, m2; map<int, int>::iterator it, it1, it2; cin >> n; for (int i = 0; i < n; i++) { cin >> x; m[x]++; } for (int i = 0; i < n - 1; i++) { cin >> x; m1[x]++; } for (it = m.begin(), it1 = m1.begin(); it != m.end(); it++, it1++) if (it->first != it1->first || it->second != it1->second) { cout << it->first << endl; break; } for (int i = 0; i < n - 2; i++) { cin >> x; m2[x]++; } for (it1 = m1.begin(), it2 = m2.begin(); it1 != m.end(); it1++, it2++) if (it1->first != it2->first || it1->second != it2->second) { cout << it1->first; break; } return 0; }
#include <bits/stdc++.h> using namespace std; vector<int> a; vector<int> c; vector<int> b; int n; int aux; int r1; int r2; int main() { scanf("%d", &n); for (int i = 0; i < n; i++) { scanf("%d", &aux); a.push_back(aux); } for (int i = 0; i < n - 1; i++) { scanf("%d", &aux); b.push_back(aux); } for (int i = 0; i < n - 2; i++) { scanf("%d", &aux); c.push_back(aux); } c.push_back(1000000001); c.push_back(1000000001); b.push_back(1000000001); sort(a.begin(), a.end()); sort(c.begin(), c.end()); sort(b.begin(), b.end()); int flag = 0; int i = 0; while (i < a.size()) { if (a.at(i) != c.at(i)) { if (b.at(i) != a.at(i)) { r1 = a.at(i); a.erase(a.begin() + i); i--; } else { r2 = a.at(i); a.erase(a.begin() + i); b.erase(b.begin() + i); i--; } } i++; } printf("%d\n%d\n", r1, r2); return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; multiset<int> s1; for (int i = 0; i < n; i++) { int x; cin >> x; s1.insert(x); } multiset<int> ss = s1; for (int i = 0; i < n - 1; i++) { int x; cin >> x; s1.erase(s1.find(x)); } cout << *s1.begin() << endl; swap(s1, ss); for (int i = 0; i < n - 2; i++) { int x; cin >> x; s1.erase(s1.find(x)); } s1.erase(s1.find(*ss.begin())); cout << *s1.begin(); return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; int a[n], b[n], c[n], active = 0; for (int i = 0; i < n; i++) cin >> a[i]; for (int i = 0; i < n - 1; i++) cin >> b[i]; for (int i = 0; i < n - 2; i++) cin >> c[i]; sort(a, a + n); sort(b, b + (n - 1)); sort(c, c + (n - 2)); b[n - 1] = -2; c[n - 2] = -2; c[n - 1] = -2; for (int i = 0; i < n; i++) { if (a[i] != b[i]) { cout << a[i] << "\n"; active = i; break; } } for (int i = 0; i < n; i++) { if (b[i] != c[i]) { cout << b[i] << "\n"; break; } } return 0; }
#include <bits/stdc++.h> using namespace std; long long len(vector<long long> v) { return (v.size()); } long long len(string s) { return (s.length()); } long long ask(...) { long long x; cin >> x; return x; } void solve() {} signed main() { ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); long long t = 1; long long cccc = t; while (t--) { long long n; cin >> n; map<long long, long long> f1; map<long long, long long> f2; map<long long, long long> f3; map<long long, long long> f4; for (long long i = 0; i <= n - 1; i++) { long long x; cin >> x; f1[x]++; } f2 = f1; for (long long i = 0; i <= n - 2; i++) { long long x; cin >> x; f2[x]--; f3[x]++; } for (auto i : f2) { if (i.second != 0) { cout << i.first << "\n"; break; } } f4 = f3; for (long long i = 0; i <= n - 3; i++) { long long x; cin >> x; f4[x]--; } for (auto i : f4) { if (i.second != 0) { cout << i.first << "\n"; break; } } } }
#include <bits/stdc++.h> using namespace std; int main() { long long n; cin >> n; long long s1 = 0, s2 = 0, s3 = 0; for (int i = 0; i < n; i++) { int num; cin >> num; s1 += num; } for (int i = 0; i < n - 1; i++) { int num; cin >> num; s2 += num; } for (int i = 0; i < n - 2; i++) { int num; cin >> num; s3 += num; } cout << s1 - s2 << endl << s2 - s3; return 0; }
#include <bits/stdc++.h> using namespace std; int findDiffer(vector<long long> a, vector<long long> b) { long long v{0}; for (int i = 0; i < a.size(); ++i) { if (a[i] != b[i]) { v = a[i]; break; } } return v; } long long n; void in() { cin >> n; } void out() { vector<long long> a(n), b(n - 1), c(n - 2); for (int i = 0; i < n; i++) cin >> a[i]; for (int i = 0; i < n - 1; i++) cin >> b[i]; for (int i = 0; i < n - 2; i++) cin >> c[i]; sort(a.begin(), a.end()); sort(b.begin(), b.end()); sort(c.begin(), c.end()); long long a1, a2; a1 = findDiffer(a, b); a2 = findDiffer(b, c); cout << a1 << "\n" << a2; } int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); long long t = 1; while (t--) { in(); out(); } return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; int a[n], b[n - 1], c[n - 2], p, q; for (int i = 0; i < n; i++) { cin >> a[i]; } sort(a, a + n); for (int i = 0; i < n - 1; i++) { cin >> b[i]; } sort(b, b + (n - 1)); for (int i = 0; i < n - 2; i++) { cin >> c[i]; } sort(c, c + (n - 2)); for (int i = 0; i < n - 1; i++) { if (a[i] != b[i]) { p = a[i]; break; } if (i == n - 2) { p = a[n - 1]; } } for (int i = 0; i < n - 2; i++) { if (c[i] != b[i]) { q = b[i]; break; } if (i == n - 3) { q = b[n - 2]; } } cout << p << '\n' << q; return 0; }
#include <bits/stdc++.h> using namespace std; int a[100001], b[100001], c[100001]; int main() { int n, i, j = 0, suma = 0, sumb = 0, sumc = 0; cin >> n; for (i = 0; i < n; i++) { cin >> a[i]; suma += a[i]; } for (i = 0; i < n - 1; i++) { cin >> b[i]; sumb += b[i]; } for (i = 0; i < n - 2; i++) { cin >> c[i]; sumc += c[i]; } for (i = 0; i < n; i++) { if (sumb + a[i] == suma) { cout << a[i] << endl; break; } } for (i = 0; i < n - 1; i++) { if (sumc + b[i] == sumb) { cout << b[i] << endl; break; } } }
#include <bits/stdc++.h> int main() { unsigned long long int x[100000], y[100000], z[100000], counter1 = 0, counter2 = 0; long int n, i; scanf("%ld", &n); for (i = 0; i < 3 * n - 3; i++) { if (i < n) scanf("%llu", &x[i]); else if (i < 2 * n - 1) scanf("%llu", &y[i - n]); else scanf("%llu", &z[i - 2 * n + 1]); } for (i = 0; i < n; i++) { if (i != n - 1) { counter1 += x[i] - y[i]; } else { counter1 += x[i]; } if (i != n - 2 && i != n - 1) { counter2 += y[i] - z[i]; } else if (i == n - 2) { counter2 += y[i]; } } printf("%llu\n%llu", counter1, counter2); return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int n, i, sum[3] = {0}, j, yo; cin >> n; for (i = 0; i < 3; ++i) for (j = 0; j < n - i; ++j) { cin >> yo; sum[i] += yo; } cout << sum[0] - sum[1] << endl; cout << sum[1] - sum[2]; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int n, i; long long a = 0, b = 0, c = 0, m; cin >> n; for (i = 0; i < n; i++) { cin >> m; a += m; } for (i = 0; i < n - 1; i++) { cin >> m; b += m; } for (i = 0; i < n - 2; i++) { cin >> m; c += m; } cout << a - b << endl << b - c; return 0; }
#include <bits/stdc++.h> using namespace std; template <typename Arg1> void __f(const char* name, Arg1&& arg1) { cout << name << " : " << arg1 << '\n'; } template <typename Arg1, typename... Args> void __f(const char* names, Arg1&& arg1, Args&&... args) { const char* comma = strchr(names + 1, ','); cout.write(names, comma - names) << " : " << arg1 << " | "; __f(comma + 1, args...); } const long long int N = 100005; int32_t main() { ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); { long long int i, j, k, n, m, ans = 0, cnt = 0, sum = 0; cin >> n; long long int a[n]; long long int mx = -1; m = -1; for (i = 0; i < n; i++) { cin >> a[i]; if (m == -1) m = a[i]; else m = (m ^ a[i]); } k = -1; for (i = 0; i < n - 1; i++) { cin >> a[i]; if (k == -1) k = a[i]; else k = (k ^ a[i]); } j = -1; for (i = 0; i < n - 2; i++) { cin >> a[i]; if (j == -1) j = a[i]; else j = (j ^ a[i]); } cout << (k ^ m) << endl; cout << (k ^ j) << endl; } }
#include <bits/stdc++.h> using namespace std; int main() { int n, i, x, arr[100005], ar[100005], a[100005]; vector<int> v; cin >> n; for (i = 0; i < n; i++) { cin >> arr[i]; } for (i = 0; i < n - 1; i++) { cin >> ar[i]; } sort(arr, arr + n); sort(ar, ar + n - 1); for (i = 0; i < n; i++) { if (arr[i] != ar[i]) { v.push_back(arr[i]); break; } } for (i = 0; i < n - 2; i++) { cin >> a[i]; } sort(a, a + n - 2); for (i = 0; i < n - 1; i++) { if (ar[i] != a[i]) { v.push_back(ar[i]); break; } } for (i = 0; i < v.size(); i++) { cout << v[i] << endl; } return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int n = 0, a = 0, b = 0; cin >> n; int* error1 = new int[n]; int* error2 = new int[n - 1]; int* error3 = new int[n - 2]; for (int i = 0; i < n; i++) { cin >> error1[i]; } b = n - 1; for (int i = 0; i < b; i++) { cin >> error2[i]; } b = n - 2; for (int i = 0; i < b; i++) { cin >> error3[i]; } sort(error1, error1 + n); sort(error2, error2 + n - 1); sort(error3, error3 + n - 2); for (int i = 0; i < n; i++) { if (error1[i] != error2[i]) { cout << error1[i] << '\n'; break; } } for (int i = 0; i < n; i++) { if (error2[i] != error3[i]) { cout << error2[i] << '\n'; break; } } }
#include <bits/stdc++.h> using namespace std; int main() { int n, i, j, k; scanf("%d", &n); int a[n], b[n - 1], c[n - 2], x[2]; for (int i = 0; i < n; i++) { scanf("%d", &a[i]); } sort(a, a + n); for (int i = 0; i < n - 1; i++) { scanf("%d", &b[i]); } sort(b, b + n - 1); for (int i = 0; i < n - 2; i++) { scanf("%d", &c[i]); } sort(c, c + n - 2); for (int i = 0; i < n; i++) { if (a[i] != b[i]) { cout << a[i] << endl; break; } } for (int i = 0; i < n; i++) { if (b[i] != c[i]) { cout << b[i]; break; } } }
#include <bits/stdc++.h> using namespace std; const int N = 100000 + 10; int a[N], b[N], c[N]; map<int, int> cnt1, cnt2; int main() { int n; scanf("%d", &n); for (int i = 0; i < n; i++) { scanf("%d", a + i); cnt1[a[i]]++; cnt2[a[i]]++; } for (int i = 0; i < n - 1; i++) { scanf("%d", b + i); cnt1[b[i]]--; } for (auto ite : cnt1) if (ite.second > 0) { cout << ite.first << '\n'; cnt2[ite.first]--; break; } for (int i = 0; i < n - 2; i++) { scanf("%d", c + i); cnt2[c[i]]--; } for (auto ite : cnt2) if (ite.second > 0) { cout << ite.first << '\n'; return 0; } return 0; }
#include <bits/stdc++.h> using namespace std; long long n, x, a, b, c; int main() { cin >> n; for (long long i = 1; i <= n; i++) { cin >> x; a += x; } for (long long i = 1; i <= n - 1; i++) { cin >> x; b += x; } for (long long i = 1; i <= n - 2; i++) { cin >> x; c += x; } cout << a - b << " " << b - c; return 0; }
#include <bits/stdc++.h> using namespace std; int main() { int n; cin >> n; int ar[n], ar2[n - 1], ar3[n - 2]; for (int i = 0; i < n; i++) { cin >> ar[i]; } for (int i = 0; i < n - 1; i++) { cin >> ar2[i]; } for (int i = 0; i < n - 2; i++) { cin >> ar3[i]; } sort(ar, ar + n); sort(ar2, ar2 + n - 1); sort(ar3, ar3 + n - 2); ar2[n - 1] = 0; ar3[n - 2] = 0; for (int i = 0; i < n; i++) { if (ar[i] != ar2[i]) { cout << ar[i] << endl; break; } } for (int i = 0; i < n - 1; i++) { if (ar2[i] != ar3[i]) { cout << ar2[i] << endl; break; } } }
#include <bits/stdc++.h> using namespace std; void solve() { ios_base::sync_with_stdio(false); cin.tie(NULL); int n, temp; cin >> n; int sum1 = 0, sum2 = 0, sum3 = 0; for (int i = 0; i < n; i++) { cin >> temp; sum1 += temp; } for (int i = 0; i < (n - 1); i++) { cin >> temp; sum2 += temp; } for (int i = 0; i < (n - 2); i++) { cin >> temp; sum3 += temp; } cout << sum1 - sum2 << endl; cout << sum2 - sum3 << endl; } int main() { solve(); }
#include <bits/stdc++.h> int a[100001], b[100001], c[100001]; int main() { int n, i, j, k; int sum1, sum2; memset(a, 0, sizeof(a)); memset(b, 0, sizeof(b)); memset(c, 0, sizeof(c)); scanf("%d", &n); for (i = 1; i <= n; i++) scanf("%d", &a[i]); for (i = 1; i < n; i++) scanf("%d", &b[i]); for (i = 1; i <= n - 2; i++) scanf("%d", &c[i]); sum1 = sum2 = 0; for (i = 1; i <= n; i++) { sum1 += a[i]; sum1 -= b[i]; } for (i = 1; i <= n - 1; i++) { sum2 += b[i]; sum2 -= c[i]; } printf("%d\n%d\n", sum1, sum2); }
#include <bits/stdc++.h> using namespace std; int binarySearch(int arr[], int p, int r, int num) { if (p <= r) { int mid = (p + r) / 2; if (arr[mid] == num) return mid; if (arr[mid] > num) return binarySearch(arr, p, mid - 1, num); if (arr[mid] < num) return binarySearch(arr, mid + 1, r, num); } return -1; } int main() { int n; cin >> n; vector<int> arr(n); vector<int> arr2(n - 1); vector<int> arr3(n - 2); for (int i = 0; i < n; i++) { cin >> arr[i]; } for (int i = 0; i < n - 1; i++) { cin >> arr2[i]; } for (int i = 0; i < n - 2; i++) { cin >> arr3[i]; } int ind = -1; sort(arr.begin(), arr.end()); sort(arr2.begin(), arr2.end()); sort(arr3.begin(), arr3.end()); for (int i = 0; i < n - 1; i++) { if (arr[i] != arr2[i]) { ind = i; break; } } if (ind > -1) cout << arr[ind] << "\n"; else cout << arr[n - 1] << "\n"; ind = -1; for (int i = 0; i < n - 2; i++) { if (arr2[i] != arr3[i]) { ind = i; break; } } if (ind > -1) cout << arr2[ind] << "\n"; else cout << arr2[n - 2] << "\n"; }
#include <bits/stdc++.h> using namespace std; int main() { long long n, a, sum, sum1, sum2; sum = sum1 = sum2 = 0; cin >> n; for (long long i = 0; i < n; i++) { scanf("%lld", &a); sum += a; } for (long long i = 0; i < n - 1; i++) { scanf("%lld", &a); sum1 += a; } for (long long i = 0; i < n - 2; i++) { scanf("%lld", &a); sum2 += a; } cout << sum - sum1 << endl; cout << sum1 - sum2 << endl; return 0; }
#include <bits/stdc++.h> using namespace std; long long b[100005], c[100005], d[100005]; int main() { ios::sync_with_stdio(0); cin.tie(0); cout.tie(0); long long a; cin >> a; for (int i = 0; i <= a - 1; i++) { cin >> b[i]; } sort(b, b + a); for (int i = 0; i <= a - 2; i++) { cin >> c[i]; } sort(c, c - 1 + a); for (int i = 0; i <= a - 1; i++) { if (b[i] != c[i]) { cout << b[i] << endl; break; } } for (int i = 0; i <= a - 3; i++) { cin >> d[i]; } sort(d, d + a - 2); for (int i = 0; i <= a - 2; i++) { if (c[i] != d[i]) { cout << c[i] << endl; break; } } }