1 条题解
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0
C :
#include<stdio.h> int main() { int t,n; scanf("%d",&t); while(scanf("%d",&n)!=EOF) { int a[50]={0}; int i,j,k=0; for(i=0;i<n;i++) scanf("%d",&a[i]); for(i=0;i<n;) { while(a[i]<a[i+1]) i++; if(a[i]>=a[i+1]) { k++; i++; } } printf("%d\n",k); } return 0; }
C++ :
#include<cstdio> #include<cstring> #include<cmath> #include<iostream> #include<algorithm> using namespace std; int main() { int t; cin>>t; int n; int a[105]; int count; while(t--) { cin>>n; int i; for(i=0;i<n;i++) { cin>>a[i]; } count=1; for(i=0;i<n-1;i++) if(a[i]>=a[i+1]) { count++; } cout<<count<<endl; } return 0; }
Java :
import java.io.IOException; import java.io.OutputStreamWriter; import java.io.BufferedWriter; import java.util.InputMismatchException; import java.io.OutputStream; import java.io.PrintWriter; import java.util.NoSuchElementException; import java.io.Writer; import java.math.BigInteger; import java.io.InputStream; /** * Built using CHelper plug-in * Actual solution is at the top * @author brl1 */ public class Main { public static void main(String[] args) { InputStream inputStream = System.in; OutputStream outputStream = System.out; InputReader in = new InputReader(inputStream); OutputWriter out = new OutputWriter(outputStream); Task solver = new Task(); solver.solve(1, in, out); out.close(); } } class Task { public void solve(int testNumber, InputReader cin, OutputWriter out) { int T=cin.nextInt(); while(T-->0){ int n=cin.nextInt(); int ans=1; int last=-10; while(n-->0){ int now=cin.nextInt(); if(now<=last){ ans++; } last=now; } out.println(ans); } } } class InputReader { private InputStream stream; private byte[] buf = new byte[1024]; private int curChar; private int numChars; private SpaceCharFilter filter; public InputReader(InputStream stream) { this.stream = stream; } public int read() { if (numChars == -1) throw new InputMismatchException(); if (curChar >= numChars) { curChar = 0; try { numChars = stream.read(buf); } catch (IOException e) { throw new InputMismatchException(); } if (numChars <= 0) return -1; } return buf[curChar++]; } public int nextInt() { int c = read(); while (isSpaceChar(c)) c = read(); int sgn = 1; if (c == '-') { sgn = -1; c = read(); } int res = 0; do { if (c < '0' || c > '9') throw new InputMismatchException(); res *= 10; res += c - '0'; c = read(); } while (!isSpaceChar(c)); return res * sgn; } public boolean isSpaceChar(int c) { if (filter != null) return filter.isSpaceChar(c); return isWhitespace(c); } public static boolean isWhitespace(int c) { return c == ' ' || c == '\n' || c == '\r' || c == '\t' || c == -1; } public interface SpaceCharFilter { public boolean isSpaceChar(int ch); } } class OutputWriter { private final PrintWriter writer; public OutputWriter(OutputStream outputStream) { writer = new PrintWriter(new BufferedWriter(new OutputStreamWriter(outputStream))); } public OutputWriter(Writer writer) { this.writer = new PrintWriter(writer); } public void print(Object... objects) { for (int i = 0; i < objects.length; i++) { if (i != 0) writer.print(' '); writer.print(objects[i]); } } public void println(Object... objects) { print(objects); writer.println(); } public void close() { writer.close(); } }
- 1
信息
- ID
- 980
- 时间
- 1000ms
- 内存
- 128MiB
- 难度
- (无)
- 标签
- (无)
- 递交数
- 0
- 已通过
- 0
- 上传者