pythonループ練習問題

出力1～100偶数と

for i in range(0,101,2):
    print(i,end="\t")

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  10 10  *

for i in range(1,11):
    for j in range(1,11):
        print("*",end="")
    print()

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for i  in  range(1,7):
    for j in range(1,i):
        print("*",end="")
    print()
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for i in range(1,10):
    for j in  range(1,i):
        print(j,"*",i,"=",j*i,end="\t")
    print()
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a=0
b=1
c=a+b
print(a)
print(b)
while c<1000:
    print(c)
    a=b
    b=c
    c=a+b

         
a=b=1
print(a,b)
for i in range(1,7):
    print(a+b)
    c=a   #    a   c （         ）
    a=b  # a        
    b=c+b #      

               
a=b=1
print(a,b)
for i in range(1,7):
    print(a+b)
    a,b=b,a+b#     python               

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                    3       

for i in range(1,6):
    sum=0
    for j in range(1,4):
        socer=input("    %d    ",str(j),"   ："%i)#            j             %d     
        socer=int(socer)
        sum=sum+socer
    sum=sum/j
    print(" ",i,"         ",sum)
print()


#    
for i in range(1,6):
    socer=0
    for j in range(1,4):
        socer+=input("    %d    ",str(j),"   ："%i)#            j             %d     
    print(" ",i,"         ",socer/3)



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for i in range(0,8):
    for e in range(8,i,-1):
        print(" ",end='')
    for j in range(1,i+(i+2)):
        print("*",end='')
    print()

    
for i in range(1,9):
    print(' '*(8-i),"*"*(2*i-1))

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        ，       1-10          

tag=True
a=int(input("       ："))
for i in range(1,11):
    if i%a==0:
        tag=False
        print(i)
        break
if tag==True:
    print("   ")



python     

a=int(input("       ："))
for i in range(1,11):
    if i%a==0:
        tag=False
        print(i)
        break
else:
    print("   ")

for...else:         break ，        if，     else

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while:          while


        ，    y   ，    
tag='y'
while tag=="y":

    print("      ")
    tag=input('    ？y/n')
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    1-10
a=0
while a<11:
    print(a)
    a=a+1
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       ，  ，    0  、
sum=0
while True:
    a=int(input("     ："))

    if a==0:
        print("  ")
        break
    else:
        sum+=a
print("       ",sum)

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     ：1、2、3、4，                    ？    ？

cont=0
for i in range(1,5):
    for j in range(1,5):
        for a in range (1,5):
            if i!=j and j!=a and a!=i:
                print(i,j,a)
                cont=cont+1
print(cont)
---------------------------------------------------------------
 1-100      ：

for i in range(2,101):
    a=True
    for j in range(2,i-1):
        if(i%j==0):
            a=False
            break
    if a==True:
        print(i)

     
for i in range(2,101):
    j=2
    while j<=i:
        if i%j==0:
            break
        j+=1
    if j<i:
        continue
    else:
        print(i,end="\t")
--------------------------------------------------------
          ，      

num1=int(input("        "))
num2=int(input("        "))
for i in range(num1,0,-1):
    if num1%i==0 and num2%i==0:

        print("      ",i)
        print('      ',(num1*num2)/i)
        break

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 ========================================
           
 a.  
 b.  
 c.  
 d.    
=========================================
  

    ，           ，    ，           
    xxx，          
  

  

  

db={}
prompt='''
 ========================================
           
 a.  
 b.  
 c.  
 d.    
=========================================
'''
while True:
    choice=input(prompt)
    print('       [%s]'%choice)
    if choice not in ('abcd'):
        print("         ")
    else:
        if choice =="a":
            prompt1='   ：'
            while True:
                name=input(prompt1)
                if name in db:
                    prompt1='           '
                    continue
                else:
                    break
            pwd=input('  ：')
            db[name]=pwd
        elif choice=='b':
            name=input("  ：")
            pwd=input("  ：")
            password=db.get(name)
            if password==pwd:
                print('   %s，          '%name)
                break
            else:
                print("     ")
        elif choice=="c":
            print("    ")
            break
        elif choice=="d":
            name = input("     ：")
            pwd = input("     ：")
            password = db.get(name)
            if password == pwd:
                pwd1=input("        ")
                db[name]=pwd1

            else:
                input("         ")