1
2 3
4 5 6
7 8 9 10
11 12 13 14 15
16 17 18 19 20 21
22 23 24 25 26 27 28
29 30 31 32 33 34 35 36
37 38 39 40 41 42 43 44 45
46 47 48 49 50 51 52 53 54 55
56 57 58 59 60 61 62 63 64 65 66
67 68 69 70 71 72 73 74 75 76 77 78
79 80 81 82 83 84 85 86 87 88 89 90 91
92 93 94 95 96 97 98 99 100
import java.io.*;
class test
{
public static void main (String[] args) throws java.lang.Exception
{
int cline=1;
int tline=0;
for(int i=1 ;i<101;i=i+1){
if (i==cline+tline){
System.out.println(i+" ");
tline=tline+cline;
cline++;
}else{
System.out.print(i+" ");
}
}
}
}
int num = 1;
int line = 1;
while (num <= 100) {
int temp = 0;
for (int i = num; i < num + line; i++) {
if (i <= 100) {
System.out.print(i + " ");
temp = i;
}
}
num = temp + 1;
line++;
System.out.println();
}
输出结果:
1
2 3
4 5 6
7 8 9 10
11 12 13 14 15
16 17 18 19 20 21
22 23 24 25 26 27 28
29 30 31 32 33 34 35 36
37 38 39 40 41 42 43 44 45
46 47 48 49 50 51 52 53 54 55
56 57 58 59 60 61 62 63 64 65 66
67 68 69 70 71 72 73 74 75 76 77 78
79 80 81 82 83 84 85 86 87 88 89 90 91
92 93 94 95 96 97 98 99 100
int last=1;//每一行末尾的数
int cha=1;//相邻两行末尾的数的差值
for(int i=1;i<=100;i++){
System.out.print(i+" ");
if(i==1){//i等于1时特殊处理
last=i;
cha=cha+1;
System.out.println();
}
if(last+cha==i){//上一行末尾的数加差值等于i时,换行
last=i;
cha=cha+1;
System.out.println();
}
}