CF#200 div2 B Simple Molecules(Brute force)
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地址
http://codeforces.com/problemset/problem/344/B
题意
给A,B,C三个点的度,(
总结
居然没有想到暴力,居然没有想到暴力,居然没有想到暴力。。。
代码
#pragma comment(linker, "/STACK:1677721600")#include <map>#include <set>#include <cmath>#include <queue>#include <stack>#include <vector>#include <cstdio>#include <cstdlib>#include <cstring>#include <climits>#include <cassert>#include <iostream>#include <algorithm>#define pb push_back#define mp make_pair#define LL long long#define lson lo,mi,rt<<1#define rson mi+1,hi,rt<<1|1#define Min(a,b) ((a)<(b)?(a):(b))#define Max(a,b) ((a)>(b)?(a):(b))#define mem(a,b) memset(a,b,sizeof(a))#define FIN freopen("in.txt", "r", stdin)#define FOUT freopen("out.txt", "w", stdout)#define rep(i,a,b) for(int i=(a); i<=(b); i++)#define dec(i,a,b) for(int i=(a); i>=(b); i--)using namespace std;const int mod = 1e9 + 7;const double eps = 1e-8;const double ee = exp(1.0);const int inf = 0x3f3f3f3f;const int maxn = 1e5 + 10;const double pi = acos(-1.0);int readT(){ char c; int ret = 0,flg = 0; while(c = getchar(), (c < '0' || c > '9') && c != '-'); if(c == '-') flg = 1; else ret = c ^ 48; while( c = getchar(), c >= '0' && c <= '9') ret = ret * 10 + (c ^ 48); return flg ? - ret : ret;}LL readTL(){ char c; int flg = 0; LL ret = 0; while(c = getchar(), (c < '0' || c > '9') && c != '-'); if(c == '-') flg = 1; else ret = c ^ 48; while( c = getchar(), c >= '0' && c <= '9') ret = ret * 10 + (c ^ 48); return flg ? - ret : ret;}int main(){ #ifdef LOCAL FIN; #endif // LOCAL int a = readT(); int b = readT(); int c = readT(); int ans1 = -1, ans2, ans3; for (int i = 0; i <= Min(a, b); i++) { int tac = Max(a - i, 0); int tbc = Max(b - i, 0); if ((tac || tbc) && (tac + tbc) == c) { ans1 = i, ans2 = b - i, ans3 = a - i; break; } } if (ans1 == -1) puts("Impossible"); else { cout << ans1 << " " << ans2 << " " << ans3 << endl; } return 0;}
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