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121315張光遠(2009-03-05 16:24:04)

#include <iostream> #include <string> using namespace std; int main(){ long long n,i; while(cin>>n){ long long sum=1; for(i=1;i<=n;i++){ sum=sum*i ; } cout<<sum<<endl; } return 0; system("pause"); }

121315張光遠(2009-03-05 16:25:12)

#include <iostream> using namespace std; int main(){ long long int a,b; while(cin>>a>>b){ if(a-b>=0){cout<<a-b<<endl;} if(a-b<0){cout<<b-a<<endl;} } system("pause"); return 0; }

121315張光遠(2009-03-05 16:26:37)

#include <iostream> using namespace std; int main(){ int x; while(cin>>x){cout<<x*x-x+2<<endl;} system("pause"); return 0; }

121315張光遠(2009-03-05 16:28:33)

#include <iostream> using namespace std; int main(){ int x; while(cin>>x){ if(x%3==0){cout<<x/3<<endl;} else{cout<<x/3+1<<endl;} } system("pause"); return 0; }

121315張光遠(2009-03-05 16:31:55)

#include <iostream> using namespace std; int main() { int n; while (cin>>n) cout<<(n*n-1)*n/6+n+1<<endl; }

121315張光遠(2009-03-05 16:31:36)

# include <iostream> # include <math.h> using namespace std; int main(){ int i; while(cin>>i){ cout<<i-1911<<endl; } system("pause"); }

121315張光遠(2009-03-05 16:29:14)

#include <iostream> using namespace std; int main() { int w; while(cin>>w){ if(w>50){cout<<w-1<<endl;} else{cout<<w<<endl;} } return 0; system("pause"); }

121315張光遠(2009-03-05 16:29:44)

#include <iostream> using namespace std; int main() { int y; while(cin>>y){ begin: if(y%4==0){ if(y%100!=0||y%400==0){cout<<"a leap year";} else{cout<<"a normal year";} } else{cout<<"a normal year";} } return 0; system("pause") ; }

121315張光遠(2009-03-05 16:30:05)

# include <iostream> # include <math.h> using namespace std; int main(){ int i; while(cin>>i){ if(i%2==1){cout<<"Odd";} if(i%2==0){cout<<"Even";} } system("pause"); }

121315張光遠(2009-03-05 16:30:32)

# include <iostream> # include <math.h> using namespace std; int main(){ int i; while(cin>>i){ if(i==1){cout<<"0"<<endl;} if(i==0){cout<<"1"<<endl;} } system("pause"); }

121315張光遠(2009-03-05 16:30:56)

# include <iostream> # include <math.h> using namespace std; int main(){ int i; while(cin>>i){ if(i==25){cout<<0<<endl;} if(i>25){cout<<85-i<<endl;} if(i<25){cout<<25-i<<endl;} } system("pause"); }

121315張光遠(2009-03-05 16:31:19)

# include <iostream> # include <math.h> using namespace std; int main(){ int i; while(cin>>i){ if(i==15){cout<<0<<endl;} if(i<15){cout<<i+9<<endl;} if(i>15){cout<<i-15<<endl;} } system("pause"); }

121315張光遠(2009-03-05 16:32:17)

#include <iostream> using namespace std; int main() { int n; while(cin>>n){ cout<<(n*n+n+2)/2<<endl; } return 0; system("pause"); }

121315張光遠(2009-03-05 16:32:35)

#include <iostream> using namespace std; int main(){ int x; while(cin>>x){cout<<x*x-x+2<<endl;} system("pause"); return 0; }

121315張光遠(2009-03-05 16:34:15)

# include <iostream> # include <math.h> using namespace std; int main(){ long i,k,n; double j; while(cin>>k){ n=0; j=sqrt((double)k); for(i=2;i<=j;i++){ if(k%i==0){n=1;break;} } if(n==1)cout<<"非質數"<<"\n" ; else cout<<"質數"<<"\n" ; } }

121315張光遠(2009-03-05 16:34:30)

# include <iostream> # include <math.h> using namespace std; int main(){ double a,b,c,d; while(cin>>a>>b>>c){ d=(b*b)-(4*a*c); if(d<0){cout<<"No real root"<<endl;} if(d==0){cout<<"Two same roots x="<<-b/(2*a)<<endl;} if(d>0){cout<<"Two different roots x1="<<(-b+sqrt(d))/2*a <<" , x2="<<(-b-sqrt(d))/2*a<<endl;} } return 0; system("pause"); }

121315張光遠(2009-03-05 16:34:53)

# include <iostream> using namespace std; int main(){ int i; long k,a,b,c,d; while(cin>>k){ for(i=1;i<=k;i++){ cin>>a>>b>>c>>d; if((b-a==c-b)&&(c-b==d-c)&&a!=b){cout<<" "<<a<<" "<<b<<" "<<c<<" "<<d<<" "<<2*d-c<<"\n";} if((b/a==c/b)&&(c/b==d/c)){cout<<" "<<a<<" "<<b<<" "<<c<<" "<<d<<" "<<d*d/c<<endl;} } ; } return 0; }

121315張光遠(2009-03-05 16:35:08)

#include <iostream> using namespace std; int main() { int y; while(cin>>y){ if(y%4==0&&y%100!=0||y%400==0){ cout<<"閏年"<<endl;} else {cout<<"平年"<<endl;} } return 0; }

121315張光遠(2009-03-05 16:35:44)

#include <iostream> using namespace std; int main() { int a; int b; while(cin >> a>> b){ cout << a+b << endl; } return 0; }

121315張光遠(2009-03-05 16:35:59)

#include <iostream> using namespace std; int main() { string s; while(cin >> s){ cout << "Hello "<< s << endl; } return 0; }

121315張光遠(2009-03-05 16:45:45)

#include <iostream> #include <string> using namespace std; int main(){ int x; while(cin>>x){ if(x>0){cout<<1<<endl;} if(x==0){cout<<0<<endl;} if(x<0){cout<<-1<<endl;} } system("pause"); return 0; }

121315張光遠(2009-11-12 14:59:37)

#include<iostream> using namespace std; int main(){ int a,b,c,d,i,j,k,l,m,n,r,q; while(cin>>a>>b>>c>>d){ if(b==c){ int x[a][b]; int y[c][d]; for(i=0;i<a;i++){ for(j=0;j<b;j++){ cin>>x[i][j]; } } for(k=0;k<c;k++){ for(l=0;l<d;l++){ cin>>y[k][l]; } } for(m=0;m<a;m++){ for(n=0;n<d;n++){ int e=0; for(r=0;r<b;r++){ e=e+x[m][r]*y[r][n]; } cout<<e<<" "; } cout<<endl; } } else cout<<"Error\n"; } return 0; }

121315張光遠(2009-05-21 16:27:54)

#include <iostream> #include <string> using namespace std; int main(){ int x ,y ,j; while(cin>>y){ for(j=1;j<=y;j++){ cin>>x; if(x%4==0&&x%100!=0 || x%400==0){ cout<< "a leap year"<<endl; } else cout<< "a normal year"<<endl; } } system("pause"); }

121315張光遠(2009-05-23 14:54:22)

#include <iostream> #include <string> using namespace std; int main(){ int n; while(cin>>n){ int s[n],l; l=0; for(int i=0;i<=n-1;i++){ cin>>s[i]; } for(int j=0;j<=n-1;j++){ if(s[j]>l){ l=s[j]; } } cout<<l<<endl; } return 0; system("pause"); }

121315張光遠(2009-05-23 15:31:53)

#include<iostream> #include<string> using namespace std; int main(){ int s[3]; while(cin>>s[0]>>s[1]>>s[2]){ int l; l=0; for(int i=0;i<=2;i++){ if(s[i]>l){ l=s[i]; } } cout<<l<<endl; } system("pause"); }

121315張光遠(2009-05-23 17:01:10)

#include<iostream> #include<string> using namespace std; int main(){ int h,m; while(cin>>h>>m){ if(h<=6||h>=17){cout<<"Off School"<<endl;} else if(h==7&&m<=29){cout<<"Off School"<<endl;} else cout<<"At School"<<endl; } return 0; system("pause"); }

121315張光遠(2009-05-23 20:49:48)

#include<iostream> using namespace std; int main(){ cout<<33550336; system("pause"); }

121315張光遠(2009-05-24 13:04:47)

#include<iostream> using namespace std; main() { cout<<"142913828922"<<endl; system("pause"); }

121315張光遠(2009-11-05 14:46:09)

#include<iostream> using namespace std; int main(){ int i,j; string s; while(cin>>s){ int y; for(i=1;i<=9;i++){ int x=0; for(j=0;j<9;j++){ if ((s[j]-'0')==i) x++; } if(x==0) y=i; x=0; } cout<<y<<endl; } system("pause"); return 0; }