제출 #2446

#제출 시각아이디문제언어결과실행 시간메모리
2446tncks0121줄 세우기 (KOI13_jul)C++98
0 / 22
180 ms4792 KiB
#include <stdio.h> int n, pos[1000005]; int main() { scanf("%d", &n); for(int i= 1; i <=n; i++) { int j; scanf("%d", &j); pos[j] = i; } int res = 0; for(int i = 2; i <= n; i++) { if(pos[i - 1] > pos[i]) ++res; } printf("%d", res); return 0; }
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