1 #include <stdio.h>
2 int main ()
3 {
4 int ret1;
5 int ret2;
6 int ret3;
7 double ret4;
8 int ret5;
9 int array[1000] = {0};
10 int size;
11 int p = 0 ;
12 scanf("%d",&size);
13 int i = size;
14 while(i > 0)
15 {
16 scanf("%d",&array[p]);
17 p++;
18 i--;
19 }
20 int temp = 0;
21 int flag01 = 0;
22 for(i = 0;i < size;i++) //A1
23 {
24 if(array[i]%5 == 0&&array[i] % 2 == 0)
25 {
26 temp += array[i];
27 flag01 = 1;
28 }
29 }
30 if(flag01 == 1)
31 {
32 ret1 = temp;
33 }
34
35 /*int max = array[0];
36 for(i = 0;i < size;i++)
37 {
38 if(array[i] > max)
39 {
40 max = array[i];
41 }
42 }
43 */
44 int flag = 1;
45 int sum = 0;
46 int flag02 = 0;
47 for(i = 0;i < size;i++) //A2
48 {
49 if(array[i] % 5 == 1)
50 {
51 sum += flag*array[i];
52 flag = -flag;
53 flag02 = 1;
54 }
55 }
56 if (flag02 == 1)
57 {
58 ret2 = sum;
59 }
60
61
62 int cnt = 0;
63 int flag03 = 0;
64 for(i = 0;i < size;i++) //A3
65 {
66 if(array[i] % 5 == 2)
67 {
68 cnt++;
69 flag03 = 1;
70 }
71 }
72 if(flag03 == 1)
73 {
74 ret3 = cnt;
75 }
76
77 double sum2 = 0;
78 double cnt2 = 0;
79 int flag04 = 0;
80 for(i = 0;i < size;i++) //A4
81 {
82 if(array[i] % 5 == 3)
83 {
84 cnt2++;
85 sum2 += array[i];
86 flag04 = 1;
87 }
88 }
89 if(flag04 == 1)
90 {
91 ret4 = sum2/cnt2;
92 }
93
94
95 int max = 0;
96 int flag2 = 0; //判断有无余4的数字
97 for(i = 0;i < size;i++) //A5
98 {
99 if(array[i] % 5 == 4)
100 {
101 if(flag2 == 0)
102 {
103 max = array[i];
104 flag2 = 1;
105 }
106 if(array[i] > max)
107 {
108 max = array[i];
109 }
110 }
111 }
112 if(flag2 != 0 )
113 {
114 ret5 = max;
115 }
116 if(flag01 == 1)
117 printf("%d ",ret1);
118 else
119 printf("N ");
120 if(flag02 == 1)
121 printf("%d ",ret2);
122 else
123 printf("N ");
124 if(flag03 == 1)
125 printf("%d ",ret3);
126 else
127 printf("N ");
128 if(flag04 == 1)
129 printf("%.1lf ",ret4);
130 else
131 printf("N ");
132 if(flag2 == 1)
133 printf("%d",ret5);
134 else
135 printf("N");
136
137
138 return 0;
139 }