第十四届蓝桥杯集训——练习解题阶段(无序阶段)-ALGO-524 A

#include<stdio.h>
int main()
{
	int a[100],i,j,kecheng=0,count=0;
	for(i=0;;i++)
	{
		scanf("%d",&a[i]);
		if(a[i]==-1)
			break;
		else
			kecheng++;
	}
	for(j=0;j<=(kecheng-1);j++)
	{
		if(a[j]<80)
			count++;
		else
			continue;
	}
	printf("%d\n",count);
	return 0;
}

#include<iostream>
#include <string>
#include <vector>
#include <iomanip>
using namespace std;
#include <cmath>

int main()
{
	int x, count = 0;
	while (1)
	{
		cin >> x;
		if (x == -1) break;
		if (x < 80) count++;
	}
	cout << count;
	return 0;
}

import java.io.*;
import java.math.*;
import java.util.*;


public class Main {

    static final int INF = 0x3f3f3f3f;
    static final long LNF = 0x3f3f3f3f3f3f3f3fL;

    public static void main(String[] args) throws IOException {
        initReader();
        int count=0;
        while (hasNext()){
            int a=nextInt();
            if(a==-1)break;
            else if(a<80)count++;
        }
        pw.println(count);
        pw.close();
    }


    /***************************************************************************************/

    static BufferedReader reader;
    static StringTokenizer tokenizer;
    static PrintWriter pw;

    public static void initReader() throws IOException {
        reader = new BufferedReader(new InputStreamReader(System.in));
        tokenizer = new StringTokenizer("");
        pw = new PrintWriter(new BufferedWriter(new OutputStreamWriter(System.out)));

//        从文件读写
//        reader = new BufferedReader(new FileReader("test.in"));
//        tokenizer = new StringTokenizer("");
//        pw = new PrintWriter(new BufferedWriter(new FileWriter("test1.out")));
    }

    public static boolean hasNext() {
        try {
            while (!tokenizer.hasMoreTokens()) {
                tokenizer = new StringTokenizer(reader.readLine());
            }
        } catch (Exception e) {
            return false;
        }
        return true;
    }

    public static String next() throws IOException {
        while (!tokenizer.hasMoreTokens()) {
            tokenizer = new StringTokenizer(reader.readLine());
        }
        return tokenizer.nextToken();
    }

    public static String nextLine() {
        try {
            return reader.readLine();
        } catch (Exception e) {
            return null;
        }
    }

    public static int nextInt() throws IOException {
        return Integer.parseInt(next());
    }

    public static long nextLong() throws IOException {
        return Long.parseLong(next());
    }

    public static double nextDouble() throws IOException {
        return Double.parseDouble(next());
    }

    public static char nextChar() throws IOException {
        return next().charAt(0);
    }
}

l1 = list(map(int, input().split()))
del l1[-1]
count = 0
for i in l1:
    if i < 80:
        count += 1
print(count)