Submission #3916143
Source Code Expand
#include <bits/stdc++.h> using namespace std; typedef long double Double; typedef vector<int> vi; #define rep(var,n) for(int var=0;var<(n);++var) #define ALL(c) (c).begin(),(c).end() double solve(vi& x, vi& y){ vector<double> a(3); rep(i,3) { a[i] = hypot(y[(i+1)%3]-y[i], x[(i+1)%3]-x[i]); } sort(ALL(a)); double s = accumulate(ALL(a), 0.0) / 2; double area = sqrt(s * (s-a[0]) * (s-a[1]) * (s-a[2])); double h = area * 2 / a[2]; double r = area / (s+h); return r; } int main() { vi x(3), y(3); rep(i,3) { scanf("%d%d", &x[i], &y[i]); } printf("%.12f\n", solve(x,y)); return 0; }
Submission Info
Submission Time | |
---|---|
Task | B - Inscribed Bicycle |
User | naoya_t |
Language | C++14 (GCC 5.4.1) |
Score | 500 |
Code Size | 695 Byte |
Status | AC |
Exec Time | 1 ms |
Memory | 256 KB |
Compile Error
./Main.cpp: In function ‘int main()’: ./Main.cpp:28:36: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d", &x[i], &y[i]); ^
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 500 / 500 | ||||
Status |
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Set Name | Test Cases |
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Sample | example0.txt, example1.txt |
All | 000.txt, 001.txt, 002.txt, 003.txt, 004.txt, 005.txt, 006.txt, 007.txt, 008.txt, 009.txt, 010.txt, 011.txt, 012.txt, 013.txt, 014.txt, 015.txt, example0.txt, example1.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
000.txt | AC | 1 ms | 256 KB |
001.txt | AC | 1 ms | 256 KB |
002.txt | AC | 1 ms | 256 KB |
003.txt | AC | 1 ms | 256 KB |
004.txt | AC | 1 ms | 256 KB |
005.txt | AC | 1 ms | 256 KB |
006.txt | AC | 1 ms | 256 KB |
007.txt | AC | 1 ms | 256 KB |
008.txt | AC | 1 ms | 256 KB |
009.txt | AC | 1 ms | 256 KB |
010.txt | AC | 1 ms | 256 KB |
011.txt | AC | 1 ms | 256 KB |
012.txt | AC | 1 ms | 256 KB |
013.txt | AC | 1 ms | 256 KB |
014.txt | AC | 1 ms | 256 KB |
015.txt | AC | 1 ms | 256 KB |
example0.txt | AC | 1 ms | 256 KB |
example1.txt | AC | 1 ms | 256 KB |