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< a href = "#func-members" > Functions< / a > < / div >
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< div class = "title" > sol.c File Reference< / div > < / div >
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< p > < a href = "https://projecteuler.net/problem=7" > Problem 7< / a > solution.
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< a href = "#details" > More...< / a > < / p >
< div class = "textblock" > < code > #include < stdio.h> < / code > < br / >
< code > #include < stdlib.h> < / code > < br / >
< / div > < div class = "textblock" > < div class = "dynheader" >
Include dependency graph for sol.c:< / div >
< div class = "dyncontent" >
< div class = "center" > < iframe scrolling = "no" frameborder = "0" src = "../../df/d29/problem__7_2sol_8c__incl.svg" width = "160" height = "127" > < p > < b > This browser is not able to show SVG: try Firefox, Chrome, Safari, or Opera instead.< / b > < / p > < / iframe >
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< tr class = "heading" > < td colspan = "2" > < h2 class = "groupheader" > < a name = "func-members" > < / a >
Functions< / h2 > < / td > < / tr >
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< tr class = "memitem:a840291bc02cba5474a4cb46a9b9566fe" > < td class = "memItemLeft" align = "right" valign = "top" > int  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "../../d1/d2f/problem__7_2sol_8c.html#a840291bc02cba5474a4cb46a9b9566fe" > main< / a > (void)< / td > < / tr >
< tr class = "memdesc:a840291bc02cba5474a4cb46a9b9566fe" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Main function. < a href = "../../d1/d2f/problem__7_2sol_8c.html#a840291bc02cba5474a4cb46a9b9566fe" > More...< / a > < br / > < / td > < / tr >
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< a name = "details" id = "details" > < / a > < h2 class = "groupheader" > Detailed Description< / h2 >
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< div class = "textblock" > < p > < a href = "https://projecteuler.net/problem=7" > Problem 7< / a > solution. < / p >
< dl class = "section see" > < dt > See also< / dt > < dd > Another version: < a class = "el" href = "../../d6/d64/problem__7_2sol2_8c.html" title = "Problem 7 solution." > problem_7/sol2.c< / a > < / dd > < / dl >
< / div > < h2 class = "groupheader" > Function Documentation< / h2 >
< a id = "a840291bc02cba5474a4cb46a9b9566fe" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#a840291bc02cba5474a4cb46a9b9566fe" > ◆ < / a > < / span > main()< / h2 >
< div class = "memitem" >
< div class = "memproto" >
< table class = "memname" >
< tr >
< td class = "memname" > int main < / td >
< td > (< / td >
< td class = "paramtype" > void  < / td >
< td class = "paramname" > < / td > < td > )< / td >
< td > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > Main function. < / p >
< dl class = "section return" > < dt > Returns< / dt > < dd > 0 on exit < / dd > < / dl >
< div class = "fragment" > < div class = "line" > < a name = "l00013" > < / a > < span class = "lineno" > 13< / span >   {< / div >
< div class = "line" > < a name = "l00014" > < / a > < span class = "lineno" > 14< / span >   < span class = "keywordtype" > char< / span > *sieve;< / div >
< div class = "line" > < a name = "l00015" > < / a > < span class = "lineno" > 15< / span >   < span class = "keywordtype" > size_t< / span > i;< / div >
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< div class = "line" > < a name = "l00016" > < / a > < span class = "lineno" > 16< / span >   < span class = "keywordtype" > unsigned< / span > < a class = "code" href = "../../d1/ded/group__misc.html#ga6f8e8c9d25b5891d57e588d80d75028a" > count< / a > = 0;< / div >
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< div class = "line" > < a name = "l00017" > < / a > < span class = "lineno" > 17< / span >   < span class = "keywordtype" > size_t< / span > n = 1000000;< / div >
< div class = "line" > < a name = "l00018" > < / a > < span class = "lineno" > 18< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > unsigned< / span > target = 10001;< / div >
< div class = "line" > < a name = "l00019" > < / a > < span class = "lineno" > 19< / span >   < / div >
< div class = "line" > < a name = "l00020" > < / a > < span class = "lineno" > 20< / span >   sieve = (< span class = "keywordtype" > char< / span > *)calloc(n, < span class = "keyword" > sizeof< / span > (< span class = "keywordtype" > char< / span > ));< / div >
< div class = "line" > < a name = "l00021" > < / a > < span class = "lineno" > 21< / span >   < span class = "keywordflow" > for< / span > (i = 2; i < n; i++)< / div >
< div class = "line" > < a name = "l00022" > < / a > < span class = "lineno" > 22< / span >   {< / div >
< div class = "line" > < a name = "l00023" > < / a > < span class = "lineno" > 23< / span >   < span class = "keywordflow" > if< / span > (!sieve[i])< / div >
< div class = "line" > < a name = "l00024" > < / a > < span class = "lineno" > 24< / span >   {< / div >
< div class = "line" > < a name = "l00025" > < / a > < span class = "lineno" > 25< / span >   < span class = "keywordtype" > size_t< / span > j;< / div >
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< div class = "line" > < a name = "l00026" > < / a > < span class = "lineno" > 26< / span >   < a class = "code" href = "../../d1/ded/group__misc.html#ga6f8e8c9d25b5891d57e588d80d75028a" > count< / a > ++;< / div >
< div class = "line" > < a name = "l00027" > < / a > < span class = "lineno" > 27< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "../../d1/ded/group__misc.html#ga6f8e8c9d25b5891d57e588d80d75028a" > count< / a > == target)< / div >
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< div class = "line" > < a name = "l00028" > < / a > < span class = "lineno" > 28< / span >   {< / div >
< div class = "line" > < a name = "l00029" > < / a > < span class = "lineno" > 29< / span >   printf(< span class = "stringliteral" > " %lu\n" < / span > , i);< / div >
< div class = "line" > < a name = "l00030" > < / a > < span class = "lineno" > 30< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00031" > < / a > < span class = "lineno" > 31< / span >   }< / div >
< div class = "line" > < a name = "l00032" > < / a > < span class = "lineno" > 32< / span >   < span class = "keywordflow" > for< / span > (j = i * 2; j < n; j += i)< / div >
< div class = "line" > < a name = "l00033" > < / a > < span class = "lineno" > 33< / span >   {< / div >
< div class = "line" > < a name = "l00034" > < / a > < span class = "lineno" > 34< / span >   sieve[j] = 1;< / div >
< div class = "line" > < a name = "l00035" > < / a > < span class = "lineno" > 35< / span >   }< / div >
< div class = "line" > < a name = "l00036" > < / a > < span class = "lineno" > 36< / span >   }< / div >
< div class = "line" > < a name = "l00037" > < / a > < span class = "lineno" > 37< / span >   }< / div >
< div class = "line" > < a name = "l00038" > < / a > < span class = "lineno" > 38< / span >   free(sieve);< / div >
< div class = "line" > < a name = "l00039" > < / a > < span class = "lineno" > 39< / span >   < span class = "keywordflow" > return< / span > 0;< / div >
< div class = "line" > < a name = "l00040" > < / a > < span class = "lineno" > 40< / span >   }< / div >
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< div class = "ttc" id = "agroup__misc_html_ga6f8e8c9d25b5891d57e588d80d75028a" > < div class = "ttname" > < a href = "../../d1/ded/group__misc.html#ga6f8e8c9d25b5891d57e588d80d75028a" > count< / a > < / div > < div class = "ttdeci" > int count(int *arr, const int size)< / div > < div class = "ttdoc" > Count func counts the number of prime numbers.< / div > < div class = "ttdef" > < b > Definition:< / b > prime_seive.c:42< / div > < / div >
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< / div > <!-- fragment --> < div class = "dynheader" >
Here is the call graph for this function:< / div >
< div class = "dyncontent" >
< div class = "center" > < iframe scrolling = "no" frameborder = "0" src = "../../d1/d2f/problem__7_2sol_8c_a840291bc02cba5474a4cb46a9b9566fe_cgraph.svg" width = "164" height = "38" > < p > < b > This browser is not able to show SVG: try Firefox, Chrome, Safari, or Opera instead.< / b > < / p > < / iframe >
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