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00057 #ifndef _STL_NUMERIC_H
00058 #define _STL_NUMERIC_H 1
00059
00060 #include <bits/concept_check.h>
00061 #include <debug/debug.h>
00062 #include <bits/move.h>
00063
00064 #ifdef __GXX_EXPERIMENTAL_CXX0X__
00065
00066 _GLIBCXX_BEGIN_NAMESPACE(std)
00067
00068
00069
00070
00071
00072
00073
00074
00075
00076
00077
00078
00079 template<typename _ForwardIterator, typename _Tp>
00080 void
00081 iota(_ForwardIterator __first, _ForwardIterator __last, _Tp __value)
00082 {
00083
00084 __glibcxx_function_requires(_Mutable_ForwardIteratorConcept<
00085 _ForwardIterator>)
00086 __glibcxx_function_requires(_ConvertibleConcept<_Tp,
00087 typename iterator_traits<_ForwardIterator>::value_type>)
00088 __glibcxx_requires_valid_range(__first, __last);
00089
00090 for (; __first != __last; ++__first)
00091 {
00092 *__first = __value;
00093 ++__value;
00094 }
00095 }
00096
00097 _GLIBCXX_END_NAMESPACE
00098
00099 #endif
00100
00101 _GLIBCXX_BEGIN_NESTED_NAMESPACE(std, _GLIBCXX_STD_P)
00102
00103
00104
00105
00106
00107
00108
00109
00110
00111
00112
00113
00114 template<typename _InputIterator, typename _Tp>
00115 inline _Tp
00116 accumulate(_InputIterator __first, _InputIterator __last, _Tp __init)
00117 {
00118
00119 __glibcxx_function_requires(_InputIteratorConcept<_InputIterator>)
00120 __glibcxx_requires_valid_range(__first, __last);
00121
00122 for (; __first != __last; ++__first)
00123 __init = __init + *__first;
00124 return __init;
00125 }
00126
00127
00128
00129
00130
00131
00132
00133
00134
00135
00136
00137
00138
00139
00140 template<typename _InputIterator, typename _Tp, typename _BinaryOperation>
00141 inline _Tp
00142 accumulate(_InputIterator __first, _InputIterator __last, _Tp __init,
00143 _BinaryOperation __binary_op)
00144 {
00145
00146 __glibcxx_function_requires(_InputIteratorConcept<_InputIterator>)
00147 __glibcxx_requires_valid_range(__first, __last);
00148
00149 for (; __first != __last; ++__first)
00150 __init = __binary_op(__init, *__first);
00151 return __init;
00152 }
00153
00154
00155
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00157
00158
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00160
00161
00162
00163
00164
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00166
00167
00168 template<typename _InputIterator1, typename _InputIterator2, typename _Tp>
00169 inline _Tp
00170 inner_product(_InputIterator1 __first1, _InputIterator1 __last1,
00171 _InputIterator2 __first2, _Tp __init)
00172 {
00173
00174 __glibcxx_function_requires(_InputIteratorConcept<_InputIterator1>)
00175 __glibcxx_function_requires(_InputIteratorConcept<_InputIterator2>)
00176 __glibcxx_requires_valid_range(__first1, __last1);
00177
00178 for (; __first1 != __last1; ++__first1, ++__first2)
00179 __init = __init + (*__first1 * *__first2);
00180 return __init;
00181 }
00182
00183
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00186
00187
00188
00189
00190
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00197
00198
00199 template<typename _InputIterator1, typename _InputIterator2, typename _Tp,
00200 typename _BinaryOperation1, typename _BinaryOperation2>
00201 inline _Tp
00202 inner_product(_InputIterator1 __first1, _InputIterator1 __last1,
00203 _InputIterator2 __first2, _Tp __init,
00204 _BinaryOperation1 __binary_op1,
00205 _BinaryOperation2 __binary_op2)
00206 {
00207
00208 __glibcxx_function_requires(_InputIteratorConcept<_InputIterator1>)
00209 __glibcxx_function_requires(_InputIteratorConcept<_InputIterator2>)
00210 __glibcxx_requires_valid_range(__first1, __last1);
00211
00212 for (; __first1 != __last1; ++__first1, ++__first2)
00213 __init = __binary_op1(__init, __binary_op2(*__first1, *__first2));
00214 return __init;
00215 }
00216
00217
00218
00219
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00221
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00229
00230
00231 template<typename _InputIterator, typename _OutputIterator>
00232 _OutputIterator
00233 partial_sum(_InputIterator __first, _InputIterator __last,
00234 _OutputIterator __result)
00235 {
00236 typedef typename iterator_traits<_InputIterator>::value_type _ValueType;
00237
00238
00239 __glibcxx_function_requires(_InputIteratorConcept<_InputIterator>)
00240 __glibcxx_function_requires(_OutputIteratorConcept<_OutputIterator,
00241 _ValueType>)
00242 __glibcxx_requires_valid_range(__first, __last);
00243
00244 if (__first == __last)
00245 return __result;
00246 _ValueType __value = *__first;
00247 *__result = __value;
00248 while (++__first != __last)
00249 {
00250 __value = __value + *__first;
00251 *++__result = __value;
00252 }
00253 return ++__result;
00254 }
00255
00256
00257
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00261
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00267
00268
00269
00270 template<typename _InputIterator, typename _OutputIterator,
00271 typename _BinaryOperation>
00272 _OutputIterator
00273 partial_sum(_InputIterator __first, _InputIterator __last,
00274 _OutputIterator __result, _BinaryOperation __binary_op)
00275 {
00276 typedef typename iterator_traits<_InputIterator>::value_type _ValueType;
00277
00278
00279 __glibcxx_function_requires(_InputIteratorConcept<_InputIterator>)
00280 __glibcxx_function_requires(_OutputIteratorConcept<_OutputIterator,
00281 _ValueType>)
00282 __glibcxx_requires_valid_range(__first, __last);
00283
00284 if (__first == __last)
00285 return __result;
00286 _ValueType __value = *__first;
00287 *__result = __value;
00288 while (++__first != __last)
00289 {
00290 __value = __binary_op(__value, *__first);
00291 *++__result = __value;
00292 }
00293 return ++__result;
00294 }
00295
00296
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00301
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00308
00309
00310 template<typename _InputIterator, typename _OutputIterator>
00311 _OutputIterator
00312 adjacent_difference(_InputIterator __first,
00313 _InputIterator __last, _OutputIterator __result)
00314 {
00315 typedef typename iterator_traits<_InputIterator>::value_type _ValueType;
00316
00317
00318 __glibcxx_function_requires(_InputIteratorConcept<_InputIterator>)
00319 __glibcxx_function_requires(_OutputIteratorConcept<_OutputIterator,
00320 _ValueType>)
00321 __glibcxx_requires_valid_range(__first, __last);
00322
00323 if (__first == __last)
00324 return __result;
00325 _ValueType __value = *__first;
00326 *__result = __value;
00327 while (++__first != __last)
00328 {
00329 _ValueType __tmp = *__first;
00330 *++__result = __tmp - __value;
00331 __value = _GLIBCXX_MOVE(__tmp);
00332 }
00333 return ++__result;
00334 }
00335
00336
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00340
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00347
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00349
00350
00351 template<typename _InputIterator, typename _OutputIterator,
00352 typename _BinaryOperation>
00353 _OutputIterator
00354 adjacent_difference(_InputIterator __first, _InputIterator __last,
00355 _OutputIterator __result, _BinaryOperation __binary_op)
00356 {
00357 typedef typename iterator_traits<_InputIterator>::value_type _ValueType;
00358
00359
00360 __glibcxx_function_requires(_InputIteratorConcept<_InputIterator>)
00361 __glibcxx_function_requires(_OutputIteratorConcept<_OutputIterator,
00362 _ValueType>)
00363 __glibcxx_requires_valid_range(__first, __last);
00364
00365 if (__first == __last)
00366 return __result;
00367 _ValueType __value = *__first;
00368 *__result = __value;
00369 while (++__first != __last)
00370 {
00371 _ValueType __tmp = *__first;
00372 *++__result = __binary_op(__tmp, __value);
00373 __value = _GLIBCXX_MOVE(__tmp);
00374 }
00375 return ++__result;
00376 }
00377
00378 _GLIBCXX_END_NESTED_NAMESPACE
00379
00380 #endif