#include <iostream> enum color { blanco = 0 , amarillo = 1 , azul = 2 , rojo = 3 }; struct Paint { color a = blanco , b = blanco , c = blanco ; void add(color x) { if (a == blanco) this->a = x; else if (b == blanco) this->b = x; else this->c = x; } }; bool es_verde(Paint* p) { return (p->a == amarillo && p->b == azul && ( p->c == blanco || p->c == azul || p->c == amarillo )) || (p->a == azul && p->b == amarillo && ( p->c == blanco || p->c == azul || p->c == amarillo )); } int main() { int n // puszki w rzędzie , m // # ops ; int l, r, k; int count = 0; int min_i, max_i; std::ios::sync_with_stdio(false); std::cin >> n >> m; min_i = n - 1; max_i = 0; Paint cans[n]; for(int i = 0; i < m; i++) { std::cin >> l >> r >> k; if (l < min_i) min_i = l; if (r > max_i) max_i = r; for(int j = l; j < r + 1; j++) cans[j-1].add((color)(k)); } for(int i = min_i; i < max_i + 1; i++) { if(es_verde(&(cans[i]))) count ++; } std::cout << count << std::endl; 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 | #include <iostream> enum color { blanco = 0 , amarillo = 1 , azul = 2 , rojo = 3 }; struct Paint { color a = blanco , b = blanco , c = blanco ; void add(color x) { if (a == blanco) this->a = x; else if (b == blanco) this->b = x; else this->c = x; } }; bool es_verde(Paint* p) { return (p->a == amarillo && p->b == azul && ( p->c == blanco || p->c == azul || p->c == amarillo )) || (p->a == azul && p->b == amarillo && ( p->c == blanco || p->c == azul || p->c == amarillo )); } int main() { int n // puszki w rzędzie , m // # ops ; int l, r, k; int count = 0; int min_i, max_i; std::ios::sync_with_stdio(false); std::cin >> n >> m; min_i = n - 1; max_i = 0; Paint cans[n]; for(int i = 0; i < m; i++) { std::cin >> l >> r >> k; if (l < min_i) min_i = l; if (r > max_i) max_i = r; for(int j = l; j < r + 1; j++) cans[j-1].add((color)(k)); } for(int i = min_i; i < max_i + 1; i++) { if(es_verde(&(cans[i]))) count ++; } std::cout << count << std::endl; return 0; } |