//Patryk Kisielewski - pod.cpp - Poddrzewo [A] #include <cstdio> int main(){ int i = 0, tmp, n, counter = 0; scanf("%d", &n); for(;i < n; ++i){ scanf("%d", &tmp); if(tmp == 1) counter++; } printf("%d\n2\n1 2\n", 2-(counter<2?counter:2)); return 0; }
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 | //Patryk Kisielewski - pod.cpp - Poddrzewo [A] #include <cstdio> int main(){ int i = 0, tmp, n, counter = 0; scanf("%d", &n); for(;i < n; ++i){ scanf("%d", &tmp); if(tmp == 1) counter++; } printf("%d\n2\n1 2\n", 2-(counter<2?counter:2)); return 0; } |