/home/toolbox/public_html/solutions/132/13287/c.c
1 #include <stdio.h>
2 #include <string.h>
3 #include <sys/types.h>
4 #include <sys/stat.h>
5 #include <fcntl.h>
6 #include <stdlib.h>
7 #include <math.h>
8 #include <stdint.h>
9
10 #define TRUE (1 == 1)
11 #define FALSE (1 != 1)
12
13 #define DEBUG if (FALSE)
14
15 /* fprintf(stderr, "functionName: message", varslist); */
16
17 /*
18 * Author: Isaac Traxler
19 * Date: 2018-10-23
20 * Purpose: fun
21 * Problem: 13287
22 */
23
24 /*
25 * This template reads data a specified number of times.
26 */
27
28 int moreToDo;
29 int width;
30 int lgth;
31 int tot;
32
33 void init()
34 {
35 /* FUNCTION init */
36 } /* FUNCTION init */
37
38 void dump()
39 {
40 /* FUNCTION dump */
41 } /* FUNCTION dump */
42
43 int getnum()
44 {
45 /* FUNCTION getNum */
46 int num = 0;
47 char x;
48
49 x = getchar();
50 while (isspace(x))
51 {
52 x = getchar();
53 }
54 while (isdigit(x))
55 {
56 /* while */
57 num = (num * 10) + x - '0';
58 x = getchar();
59 } /* while */
60 return num;
61 } /* FUNCTION getNum */
62
63 int getInput()
64 {
65 /* FUANCTION getInput */
66 int i;
67 int x;
68 int y;
69 int cnt;
70 int moreToDo;
71
72 moreToDo = 0 < (scanf(" %d ", &width));
73 if (moreToDo)
74 {
75 /* read width -- so get rest of data */
76 tot = 0;
77 scanf(" %d ", &cnt);
78 DEBUG printf("(width = %d) (cnt = %d) (tot = %d)\n", width, cnt, tot);
79 for (i=0; cnt>i; i++)
80 {
81 /* for */
82 /*
83 scanf(" %d %d ", &x, &y);
84 */
85 x = getnum();
86 y = getnum();
87 tot = tot + (x * y);
88 } /* for */
89 DEBUG printf("(width = %d) (cnt = %d) (tot = %d)\n", width, cnt, tot);
90 } /* read width -- so get rest of data */
91 return moreToDo;
92 } /* FUNCTION getInput */
93
94 void process()
95 {
96 /* FUNCTION process */
97 lgth = tot / width;
98 printf("%d\n", lgth);
99 } /* FUNCTION process */
100
101 int main()
102 {
103 /* main */
104 int i;
105
106 moreToDo = getInput();
107 while (moreToDo)
108 {
109 /* while */
110 process();
111 moreToDo = getInput();
112 } /* while */
113
114 return EXIT_SUCCESS;
115 } /* main */
116
117