Codeforces Round #432 A
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A - Arpa and a research in Mexican wave
思路:模拟
AC代码:
#include "iostream" #include "iomanip" #include "string.h" #include "time.h" #include "stack" #include "queue" #include "string" #include "vector" #include "set" #include "map" #include "algorithm" #include "stdio.h" #include "math.h" #pragma comment(linker, "/STACK:102400000,102400000") #define bug(x) cout<<x<<" "<<"UUUUU"<<endl; #define mem(a,x) memset(a,x,sizeof(a)) #define step(x) fixed<< setprecision(x)<< #define mp(x,y) make_pair(x,y) #define pb(x) push_back(x) #define ll long long #define endl ("\n") #define ft first #define sd second 1 #define lrt (rt<<1) #define rrt (rt<<1|1) using namespace std; const ll mod=1e9+7; const ll INF = 1e18+1LL; const int inf = 1e9+1e8; const double PI=acos(-1.0); const int N=1e3+100; int main(){ ios::sync_with_stdio(false),cin.tie(0),cout.tie(0); int n,k,t,ans; cin>>n>>k>>t; if(t<k) ans=t; else if(t>n) ans=k+n-t; else ans=k; cout<<ans<<endl; return 0; }
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