int k=7;
for(int i=1;i<=7;i++)
{
for(int j=1;j<=7;j++)
{ if(i==j|| k==j){Console.Write(i);}
else {Console.Write("0");}
}
k--;Console.WriteLine();
}
for(int i=1;i<=7;i++)
{
for(int j=1;j<=7;j++)
{ if(i==j|| k==j){Console.Write(i);}
else {Console.Write("0");}
}
k--;Console.WriteLine();
}
int[] score = new int[] {89,39,100,51,94,65,70 };//分数
Console.Write("不及格的有:");
for (int i = 0; i < score.Length ; i++)
{
if( score[i]<60 )//筛选条件
Console.Write(score[i]+",");
}
Console.Write("不及格的有:");
for (int i = 0; i < score.Length ; i++)
{
if( score[i]<60 )//筛选条件
Console.Write(score[i]+",");
}
2017-11-04