Submission #1686406
Source Code Expand
#include<bits/stdc++.h> #define N 500009 using namespace std; int n,pw[9],a[N],b[N]; char ch[N]; bool check(int x){ int i,k=0,now=0; for (i=1; i<=n+k; i++) a[i]=b[i]; for (i=x; i; i/=10) k++; for (i=1; i<k; i++) now+=pw[i-1]*a[i]; for (i=k; i<=n+k; i++){ now=now+pw[k-1]*a[i]; for (; now<0; now+=pw[k]) a[i+1]--; if (x%10>=now%10) x=x/10*10+now%10; else{ if (x<10) return 0; x=(x/10-1)*10+now%10; } now=(now-x)/10; } return 1; } int main(){ scanf("%s",ch+1); n=strlen(ch+1); int i; for (i=pw[0]=1; i<=7; i++) pw[i]=pw[i-1]*10; for (i=1; i<=n; i++) b[i]=ch[n-i+1]-'0'; int l=1,r=n*9,mid; while (l<r){ mid=l+r>>1; if (check(mid)) r=mid; else l=mid+1; } printf("%d\n",(l-1)/9+1); return 0; }
Submission Info
Submission Time | |
---|---|
Task | E - Increasing Numbers |
User | lych_cys |
Language | C++14 (GCC 5.4.1) |
Score | 1300 |
Code Size | 763 Byte |
Status | AC |
Exec Time | 111 ms |
Memory | 4736 KB |
Compile Error
./Main.cpp: In function ‘int main()’: ./Main.cpp:24:18: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%s",ch+1); n=strlen(ch+1); ^
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 1300 / 1300 | ||||
Status |
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Set Name | Test Cases |
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Sample | sample1.txt, sample2.txt, sample3.txt, sample4.txt |
All | sample1.txt, sample2.txt, sample3.txt, sample4.txt, in1.txt, in10.txt, in11.txt, in12.txt, in13.txt, in14.txt, in15.txt, in16.txt, in17.txt, in18.txt, in19.txt, in2.txt, in20.txt, in21.txt, in22.txt, in23.txt, in24.txt, in25.txt, in26.txt, in27.txt, in28.txt, in29.txt, in3.txt, in30.txt, in31.txt, in4.txt, in5.txt, in500000.txt, in6.txt, in7.txt, in8.txt, in9.txt, sample1.txt, sample2.txt, sample3.txt, sample4.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
in1.txt | AC | 3 ms | 2304 KB |
in10.txt | AC | 82 ms | 4608 KB |
in11.txt | AC | 71 ms | 4608 KB |
in12.txt | AC | 83 ms | 4608 KB |
in13.txt | AC | 80 ms | 4608 KB |
in14.txt | AC | 80 ms | 4608 KB |
in15.txt | AC | 79 ms | 4608 KB |
in16.txt | AC | 79 ms | 4608 KB |
in17.txt | AC | 69 ms | 4480 KB |
in18.txt | AC | 110 ms | 4608 KB |
in19.txt | AC | 96 ms | 4608 KB |
in2.txt | AC | 110 ms | 4608 KB |
in20.txt | AC | 81 ms | 4608 KB |
in21.txt | AC | 109 ms | 4608 KB |
in22.txt | AC | 110 ms | 4608 KB |
in23.txt | AC | 109 ms | 4608 KB |
in24.txt | AC | 79 ms | 4608 KB |
in25.txt | AC | 82 ms | 4608 KB |
in26.txt | AC | 106 ms | 4608 KB |
in27.txt | AC | 77 ms | 3968 KB |
in28.txt | AC | 105 ms | 4608 KB |
in29.txt | AC | 105 ms | 4608 KB |
in3.txt | AC | 109 ms | 4608 KB |
in30.txt | AC | 109 ms | 4608 KB |
in31.txt | AC | 105 ms | 4608 KB |
in4.txt | AC | 105 ms | 4608 KB |
in5.txt | AC | 57 ms | 4608 KB |
in500000.txt | AC | 91 ms | 4608 KB |
in6.txt | AC | 111 ms | 4608 KB |
in7.txt | AC | 83 ms | 4224 KB |
in8.txt | AC | 70 ms | 4608 KB |
in9.txt | AC | 79 ms | 4736 KB |
sample1.txt | AC | 2 ms | 2304 KB |
sample2.txt | AC | 2 ms | 2304 KB |
sample3.txt | AC | 2 ms | 2304 KB |
sample4.txt | AC | 2 ms | 2304 KB |