18 条题解
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1
#pragma GCC optimize(3) #pragma GCC target("avx") #pragma GCC optimize("Ofast") #pragma GCC optimize("inline") #pragma GCC optimize("-fgcse") #pragma GCC optimize("-fgcse-lm") #pragma GCC optimize("-fipa-sra") #pragma GCC optimize("-ftree-pre") #pragma GCC optimize("-ftree-vrp") #pragma GCC optimize("-fpeephole2") #pragma GCC optimize("-ffast-math") #pragma GCC optimize("-fsched-spec") #pragma GCC optimize("unroll-loops") #pragma GCC optimize("-falign-jumps") #pragma GCC optimize("-falign-loops") #pragma GCC optimize("-falign-labels") #pragma GCC optimize("-fdevirtualize") #pragma GCC optimize("-fcaller-saves") #pragma GCC optimize("-fcrossjumping") #pragma GCC optimize("-fthread-jumps") #pragma GCC optimize("-funroll-loops") #pragma GCC optimize("-fwhole-program") #pragma GCC optimize("-freorder-blocks") #pragma GCC optimize("-fschedule-insns") #pragma GCC optimize("inline-functions") #pragma GCC optimize("-ftree-tail-merge") #pragma GCC optimize("-fschedule-insns2") #pragma GCC optimize("-fstrict-aliasing") #pragma GCC optimize("-fstrict-overflow") #pragma GCC optimize("-falign-functions") #pragma GCC optimize("-fcse-skip-blocks") #pragma GCC optimize("-fcse-follow-jumps") #pragma GCC optimize("-fsched-interblock") #pragma GCC optimize("-fpartial-inlining") #pragma GCC optimize("no-stack-protector") #pragma GCC optimize("-freorder-functions") #pragma GCC optimize("-findirect-inlining") #pragma GCC optimize("-fhoist-adjacent-loads") #pragma GCC optimize("-frerun-cse-after-loop") #pragma GCC optimize("inline-small-functions") #pragma GCC optimize("-finline-small-functions") #pragma GCC optimize("-ftree-switch-conversion") #pragma GCC optimize("-foptimize-sibling-calls") #pragma GCC optimize("-fexpensive-optimizations") #pragma GCC optimize("-funsafe-loop-optimizations") #pragma GCC optimize("inline-functions-called-once") #pragma GCC optimize("-fdelete-null-pointer-checks") #include <queue> #include <math.h> #include <stack> #include <stdio.h> #include <iostream> #include <vector> #include <iomanip> #include <string.h> #include <algorithm> using namespace std; #define int long long const int N = 1e5 + 10; const int INF = 0x3f3f3f3f; int a, b, c, ans; signed main() { scanf("%lld %lld %lld", &a, &b, &c); ans = a - (int)(c / b); if(c % b)//判断时间结束时虫子是否不是刚好吃完一个苹果 ans--; if(ans < 0)//ans值可能小于0，但是剩下的苹果数量不可能为0 ans = 0; printf("%lld" , ans); return 0; }纯享版：
#include <stdio.h> #define int long long int a, b, c, ans; signed main() { scanf("%lld %lld %lld", &a, &b, &c); if(!(c % b)) ans = a - (int)(c / b); else ans = a - (int)(c / b) - 1; if(ans < 0) ans = 0; printf("%lld" , ans); return 0; }-
2024sng26 @ 2026-4-11 10:54:22
有必要写这么多吗？
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0
sng2025102 LV 5 @ 2025-7-9 15:20:35
#include
#include
using namespace std;
int main()
{
int n,x,y,ans; cin>>n>>x>>y; ans=n-ceil(y*1.0/x); if(ans<0) { ans=0; } cout<<ans; return 0;}
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-1
sng2023025 LV 7 @ 2023-5-11 18:04:15
#include
#include
using namespace std;
int main()
{
int n,x,y,s;
cin>>n>>x>>y;
s=n-ceil(y*1.0/x);
if(s<0)
{
s=0;
}
cout<<s;
return 0;
}
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-1
huanghongrui LV 5 @ 2023-3-18 21:37:24
#include<iostream> using namespace std; int main() { int a,b,c,d; cin>>a>>b>>c; d=c/b; if(c%b!=0) ; { d=d+1; } if(a-d<=0){ cout<<"0"; }else{ cout<<a-d; } return 0; }-
liuxingyi @ 2024-10-24 21:37:35
错了
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-2
lizhoujun1 LV 7 @ 2024-4-6 9:34:50
#include<bits/stdc++.h> using namespace std; int const N=1e5+10; double n,x,y; int main(){ cin>>n>>x>>y; int ans=n-y/x; if(ans<=0){ cout<<"0"; return 0; } cout<<ans; return 0; } -
-2
#include<iostream> using namespace std; int main() { int a,b,c,d; cin>>a>>b>>c; d=c/b; if(c%b!=0) ; { d=d+1; } if(a-d<=0){ cout<<"0"; }else{ cout<<a-d; } return 0; } -
-2
#include<iostream> using namespace std; int main() { int a,b,c,d; cin>>a>>b>>c; d=c/b; if(c%b!=0) ; { d=d+1; } if(a-d<=0){ cout<<"0"; }else{ cout<<a-d; } return 0; } -
-2
#include<iostream> using namespace std; int main() { int a,b,c,d; cin>>a>>b>>c; d=c/b; if(c%b!=0) ; { d=d+1; } if(a-d<=0){ cout<<"0"; }else{ cout<<a-d; } return 0; } -
-2
#include <queue> #include <math.h> #include <stack> #include <stdio.h> #include <iostream> #include <vector> #include <iomanip> #include <string.h> #include <algorithm> using namespace std; #define LL long long const int N = 1e5 + 10; const int INF = 0x3f3f3f3f; int main() { int n ,x,y; cin >> n >> x >> y; n = n - y/x; if(y%x != 0) { n -= 1; } if(n < 0) n = 0; cout << n; } -
-3
#include <bits/stdc++.h> #include <iostream> #include <iomanip> #include <cmath> #include <math.h> #include <algorithm> #include <cstring> using namespace std; const int N = 1e5 + 10; const int INF = 0x3f3f3f3f; int main() { int n , x , y , c; cin >> n >> x >> y; c = y / x; if( y % x > 0 ) { if( n - c < 0 ) { cout << 0 << endl; } else { c = c + 1; c = n - c; cout << c << endl; } } else { if( n - c < 0 ) { cout << 0 << endl; } else { c = n - c; cout << c << endl; } } return 0; } -
-3
chenhaofeng LV 7 @ 2022-1-3 12:03:02
#include <iostream> #include <math.h> #include <iomanip> using namespace std; int main() { double n,x,y; cin>>n>>x>>y; int s=n-(y/x); if(s<0) s=0; cout<<s; }
lyc123
LV 8
@ 2025-12-21 21:34:26
- 1