Submission #8926124
Source Code Expand
#include<bits/stdc++.h> using namespace std; const int N = 1e5 + 11; #define LL long long LL ans, now; int n, m, a[N], cha[N]; int tag[N], add, tong[N]; int main(){ //freopen("arc077e.in", "r", stdin); //freopen("arc077e.out", "w", stdout); cin>>n>>m; for(int i = 1;i <= n; i++){ scanf("%d", &a[i]); if(i > 1){ cha[i] = a[i] - a[i-1] + (a[i] - a[i-1] < 0 ? m : 0); int x = (a[i] + 2 - cha[i] + m) % m; if(x == 0)x += m; int y = (a[i] + 1) % m; if(y == 0)y += m; if(a[i] < cha[i] - 1){ tag[1]--; tong[1] += a[i] - cha[i]; if(y > 1){ tong[y] += cha[i]; tag[y]++; } tong[x]--; tag[x]--; } else{ tong[x]--; tag[x]--; if(y > x)tong[y] += cha[i], tag[y]++; } } ans += cha[i]; } now = ans; for(int i = 1;i <= m; i++){ now += add + tong[i]; add += tag[i]; ans = min(ans, now); } cout<<ans<<endl; return 0; }
Submission Info
Submission Time | |
---|---|
Task | E - guruguru |
User | ice_heart |
Language | C++14 (GCC 5.4.1) |
Score | 0 |
Code Size | 1234 Byte |
Status | WA |
Exec Time | 13 ms |
Memory | 1792 KB |
Compile Error
./Main.cpp: In function ‘int main()’: ./Main.cpp:13:27: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &a[i]); ^
Judge Result
Set Name | Sample | All | ||||||
---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 0 / 700 | ||||||
Status |
|
|
Set Name | Test Cases |
---|---|
Sample | sample1.txt, sample2.txt |
All | half0.txt, half1.txt, half2.txt, half3.txt, half4.txt, min_m.txt, min_n.txt, mx0.txt, mx1.txt, mx2.txt, rnd0.txt, rnd1.txt, rnd2.txt, rnd3.txt, rnd4.txt, rnd5.txt, rnd6.txt, rnd7.txt, rnd8.txt, rnd9.txt, sample1.txt, sample2.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
half0.txt | WA | 4 ms | 640 KB |
half1.txt | AC | 2 ms | 640 KB |
half2.txt | AC | 6 ms | 896 KB |
half3.txt | AC | 9 ms | 896 KB |
half4.txt | AC | 10 ms | 1152 KB |
min_m.txt | WA | 1 ms | 256 KB |
min_n.txt | AC | 1 ms | 256 KB |
mx0.txt | WA | 13 ms | 1792 KB |
mx1.txt | WA | 13 ms | 1792 KB |
mx2.txt | WA | 12 ms | 1792 KB |
rnd0.txt | AC | 1 ms | 256 KB |
rnd1.txt | AC | 1 ms | 256 KB |
rnd2.txt | AC | 2 ms | 384 KB |
rnd3.txt | AC | 3 ms | 512 KB |
rnd4.txt | WA | 9 ms | 896 KB |
rnd5.txt | WA | 2 ms | 256 KB |
rnd6.txt | AC | 1 ms | 256 KB |
rnd7.txt | AC | 1 ms | 512 KB |
rnd8.txt | AC | 2 ms | 384 KB |
rnd9.txt | AC | 1 ms | 256 KB |
sample1.txt | AC | 1 ms | 256 KB |
sample2.txt | AC | 1 ms | 256 KB |