#include <bits/stdc++.h> using namespace std; int tt, n; long long a, b, l, wym; // p, k - początkkowa i końcowa vol (second) w kubku z tem (first) pair <int, int> p[100010], k[100010], p2[100010]; // x - wsk w p int x; long long ene, mas; int main() { scanf("%d", &tt); for(int ii=0; ii<tt; ++ii) { scanf("%d", &n); wym=0; for(int i=1; i<=n; ++i) { scanf("%lld%lld%lld", &l, &a, &b); p[i]={a, l}; k[i]={b, l}; wym+=l*(a-b); } if(wym!=0) { printf("NIE\n"); continue; } bool ch=false; sort(p+1, p+1+n); sort(k+1, k+1+n); for(int i=1; i<=n; ++i) { p2[i]=p[i]; } ene=0; mas=0; x=1; for(int i=1; i<=n; ++i) { mas+=k[i].second; ene+=k[i].first*(long long)k[i].second; while(mas>0) { if(p[x].second<=mas) { mas-=p[x].second; ene-=p[x].first*(long long)p[x].second; ++x; } else { ene-=mas*p[x].first; p[x].second-=mas; mas=0; } } if(ene<0) { ch=true; break; } } for(int i=1; i<=n; ++i) { p[i]=p2[i]; } reverse(p+1, p+1+n); reverse(k+1, k+1+n); ene=0; mas=0; x=1; for(int i=1; i<=n; ++i) { mas+=k[i].second; ene+=k[i].first*(long long)k[i].second; while(mas>0) { if(p[x].second<=mas) { mas-=p[x].second; ene-=p[x].first*(long long)p[x].second; ++x; } else { ene-=mas*p[x].first; p[x].second-=mas; mas=0; } } if(ene>0) { ch=true; break; } } if(ch) { printf("NIE\n"); } else { printf("TAK\n"); } } return 0; }
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 | #include <bits/stdc++.h> using namespace std; int tt, n; long long a, b, l, wym; // p, k - początkkowa i końcowa vol (second) w kubku z tem (first) pair <int, int> p[100010], k[100010], p2[100010]; // x - wsk w p int x; long long ene, mas; int main() { scanf("%d", &tt); for(int ii=0; ii<tt; ++ii) { scanf("%d", &n); wym=0; for(int i=1; i<=n; ++i) { scanf("%lld%lld%lld", &l, &a, &b); p[i]={a, l}; k[i]={b, l}; wym+=l*(a-b); } if(wym!=0) { printf("NIE\n"); continue; } bool ch=false; sort(p+1, p+1+n); sort(k+1, k+1+n); for(int i=1; i<=n; ++i) { p2[i]=p[i]; } ene=0; mas=0; x=1; for(int i=1; i<=n; ++i) { mas+=k[i].second; ene+=k[i].first*(long long)k[i].second; while(mas>0) { if(p[x].second<=mas) { mas-=p[x].second; ene-=p[x].first*(long long)p[x].second; ++x; } else { ene-=mas*p[x].first; p[x].second-=mas; mas=0; } } if(ene<0) { ch=true; break; } } for(int i=1; i<=n; ++i) { p[i]=p2[i]; } reverse(p+1, p+1+n); reverse(k+1, k+1+n); ene=0; mas=0; x=1; for(int i=1; i<=n; ++i) { mas+=k[i].second; ene+=k[i].first*(long long)k[i].second; while(mas>0) { if(p[x].second<=mas) { mas-=p[x].second; ene-=p[x].first*(long long)p[x].second; ++x; } else { ene-=mas*p[x].first; p[x].second-=mas; mas=0; } } if(ene>0) { ch=true; break; } } if(ch) { printf("NIE\n"); } else { printf("TAK\n"); } } return 0; } |