第六周作业1
2014-04-11 09:28
232 查看
调试分析课本每一个例题
#include<iostream>
using namespace std;
int main()
{
char str[50];
cout<<"Please input strings:";
cin.get(str,50);
cout<<"The strings is:";
cout<<str<<endl;
return 0;
}
#include<iostream>
#include<iomanip>
using namespace std;
int main()
{
int a[2][3];
int i,j,big;
cout<<"请输入二行三列二维数组的元素值:"<<endl;
for(i=0;i<2;i++)
for(j=0;j<3;j++)
{
cout<<"a["<<i<<"]"<<"["<<j<<"]=";
cin>>a[i][j];
}
cout<<"该二维数组为:";
for(i=0;i<2;i++)
for(j=0;j<3;j++)
{
if(j%3==0)
cout<<endl;
cout<<setw(4)<<a[i][j];
}
cout<<endl;
big=a[0][0];
for(i=0;i<2;i++)
for(j=0;j<3;j++)
if(a[i][j]>=big)
big=a[i][j];
for(i=0;i<2;i++)
for(j=0;j<3;j++)
if(a[i][j]==big)
cout<<"该数组中最大元素为:"<<"a["<<i<<"]"<<"["<<j<<"]="<<a[i][j];
}
#include<iostream> #include<iomanip> using namespace std; int main() { char str[50]; cout<<"Please input a string:"; cin.get(str,50); cout<<"The length of string"<<str<<"is"<<strlen(str)<<endl; return 0; }
#include<iostream>
#include<cstring>
using namespace std;
int main()
{
char str[100];
cout<<"请输入一个字符串:";
cin.get(str,100);
cout<<"字符串"<<str<<"的反向字符串为:";
for(int i=strlen(str)-1;i>=0;i--)
cout<<str[i];
cout<<endl;
return 0;
}
#include<iostream>
#include<cstring>
using namespace std;
int main()
{
char str[10];
cout<<"请输入字符串,直到输入 hello 后程序结束:"<<endl;
do{
cin>>str;
}while(strcmp(str,"hello")!=0);
return 0;
}
#include<iostream>
using namespace std;
int main()
{
char str[50];
int len=0;
cout<<"请输入一个字符串:";
cin.get(str,50);
while(str[len] !='\0')
len++;
cout<<"字符串"<<str<<"的长度"<<len<<endl;
return 0;
}
#include <iostream> using namespace std; int main() { int a[10]; int i; for(i=0;i<10;i++) a[i]=i*2+2; for(i=0;i<10;i++) { cout<<a[i]<<'\t'; if((i+1)%5==0) cout<<endl; } return 0; }
#include <iostream> using namespace std; int main() { int i,math[40],n; float aver=0.0; int unpassedcount=0; int highpassedcount=0; cout<<"请输入学生人数:"; cin>>n; cout<<"请输入成绩:"; for(i=0;i<n;i++) { cin>>math[i]; aver+=math[i]; } aver/=n; for(i=0;i<n;i++) { if(math[i]<60) unpassedcount++; if(math[i]>=90) highpassedcount++; } cout<<"平均分为:"<<aver<<endl; cout<<"90分以上人数:"<<highpassedcount<<endl; cout<<"不及格人数为:"<<unpassedcount<<endl; return 0; }
#include <iostream> #include <iomanip> using namespace std; int main() { int a[10],i,big; cout<<"please input 10 numbers:\n"; for(i=0;i<10;i++) cin>>a[i]; cout<<"the numbers are:"; for(i=0;i<10;i++) cout<<setw(4)<<a[i]; cout<<endl; big=a[0]; for(i=1;i<10;i++) if(a[i]>big) big=a[i]; cout<<"the big number is:"<<big<<endl; return 0; }
#include <iostream> #include <iomanip> using namespace std; int main() { int a[10]; int i,j,t; cout<<"please input 10 numbers:\n"; for(i=0;i<10;i++) cin>>a[i]; cout<<"the numbers are:"; for(i=1;i<10;i++) cout<<setw(4)<<a[i]; cout<<endl; for(i=0;i<9;i++) for(j=0;j<9-i;j++) if(a[j]>a[j+1]) {t=a[j];a[j]=a[j+1];a[j+1]=t;} cout<<"the sorted numbers are:"; for(i=0;i<10;i++) cout<<setw(4)<<a[i]; cout<<endl; return 0; }
#include <iostream> #include <iomanip> using namespace std; int main() { int i; int f[40]={1,1}; for(i=2;i<40;i++) f[i]=f[i-2]+f[i-1]; for(i=0;i<40;i++) { if(i%4==0) cout<<endl; cout<<setw(12)<<f[i]; } cout<<endl; return 0; }
#include <iostream> #include <iomanip> using namespace std; int main() { int i; int j; int a[5][5]; for (i=0;i<5;i++) { for(j=0;j<5;j++) { if(i%2==0) a[i][j]=i*5+j+1; else [i][4-j]=i*5+j+1; } } for(i=0;i<5;i++) { for(j=0;j<5;j++) cout<<setw(4)<<a[i][j]; cout<<endl; } return 0; }
#include<iostream>
using namespace std;
int main()
{
char str[50];
cout<<"Please input strings:";
cin.get(str,50);
cout<<"The strings is:";
cout<<str<<endl;
return 0;
}
#include<iostream>
#include<iomanip>
using namespace std;
int main()
{
int a[2][3];
int i,j,big;
cout<<"请输入二行三列二维数组的元素值:"<<endl;
for(i=0;i<2;i++)
for(j=0;j<3;j++)
{
cout<<"a["<<i<<"]"<<"["<<j<<"]=";
cin>>a[i][j];
}
cout<<"该二维数组为:";
for(i=0;i<2;i++)
for(j=0;j<3;j++)
{
if(j%3==0)
cout<<endl;
cout<<setw(4)<<a[i][j];
}
cout<<endl;
big=a[0][0];
for(i=0;i<2;i++)
for(j=0;j<3;j++)
if(a[i][j]>=big)
big=a[i][j];
for(i=0;i<2;i++)
for(j=0;j<3;j++)
if(a[i][j]==big)
cout<<"该数组中最大元素为:"<<"a["<<i<<"]"<<"["<<j<<"]="<<a[i][j];
}
#include<iostream> #include<iomanip> using namespace std; int main() { char str[50]; cout<<"Please input a string:"; cin.get(str,50); cout<<"The length of string"<<str<<"is"<<strlen(str)<<endl; return 0; }
#include<iostream>
#include<cstring>
using namespace std;
int main()
{
char str[100];
cout<<"请输入一个字符串:";
cin.get(str,100);
cout<<"字符串"<<str<<"的反向字符串为:";
for(int i=strlen(str)-1;i>=0;i--)
cout<<str[i];
cout<<endl;
return 0;
}
#include <iostream> using namespace std; int main() { char s[]="This is C programming test."; int i=0,pLen=0,maxpLen = 0, pSeat = 0; while(s[i]!='\0') { while(s[i]!=' '&&s[i]!='\0') { pLen++; i++; } if(pLen>maxpLen) { pSeat=i-pLen; maxpLen=pLen; } while(s[i]==' ') i++; pLen=0; } cout <<"最长的单词 :"; for(i=0;i<maxpLen;i++) cout << s[pSeat+i]; cout <<endl; return 0; }
#include<iostream> #include<iomanip> using namespace std; int main() { char str[50]; cout<<"Please input a string:"; cin.get(str,50); cout<<"The length of string"<<str<<"is"<<strlen(str)<<endl; return 0; }
#include<iostream>
#include<cstring>
using namespace std;
int main()
{
char str[10];
cout<<"请输入字符串,直到输入 hello 后程序结束:"<<endl;
do{
cin>>str;
}while(strcmp(str,"hello")!=0);
return 0;
}
#include<iostream>
using namespace std;
int main()
{
char str[50];
int len=0;
cout<<"请输入一个字符串:";
cin.get(str,50);
while(str[len] !='\0')
len++;
cout<<"字符串"<<str<<"的长度"<<len<<endl;
return 0;
}