??................................................. ................................................. ............... ................................... ............................. .5
??................................................................. ................................................. ...... ............................................ .....7
??? ??.......................................................... ....... .................................................. ...................... ............................ ............9
1? C/C++ ?? ??.................................................................. .. ................................................. ............. .............10
1.1 ????? ?? ?????..................................................... ................................................. .........................10
1.2 ??........................................................... ................................................. .......................................11
1.2.1 ??? ??.................................................. .... ................................................. ...........................11
1.2.2 ?? ??.................................................................. .... ............................................. ....................................11
1.2.3 ?? ??.................................................................. ................................................. ...........................12
1.3 C/C++ ??? ??? ??.................................................. .. ................................................. ............. .......12
1.4 ??........................................................... ................................................. ............... ................................14
1.5 ???? ???.................................................. ...... ................................................. .........................15
1.5.1 ?? ???.................................................................. ... ................................................... ...........................................15
1.5.2 ?? ???.................................................................. ... ................................................... ...........................17
1.5.3 ?? ???.................................................................. ... ................................................... ...........................17
1.5.4 ?? ???.................................................. ... ................................................... ...........................17
1.5.5 ?? ???..................................................... ..... ................................................. ...........................18
1.6 ??........................................................... ................ ................................. ............................... ................... .....22
1.7 ???..................................................................... ........................................... .......................................23
1.7.1 if ?.................................................. ... ................................................... ...........................................23
1.7.2 ??? ?.................................................. ... ................................................... ................. .......24
1.8 ?? ?.................................................................. ........................................... ..........................................26
1.8.1 for ?.......................................................... ... ................................................... .................................................27
1.8.2 while ?.......................................................... ... ................................................... ...........................28
1.8.3 do-while ?................................................................ ..... ............................................ .........................28
1.8.4 break ?.................................................. ... ................................................... ...........................29
1.8.5 continue ?.......................................................... ... ................................................... ........................30
1.9 ??................................................................. ...... ............................................ .....................................................30
1.9.1 ??? ??.................................................. .... ................................................. ............................31
1.9.2 ?? ??..................................................... ..... ................................................. ...........................32
1.9.3 ???? ?? ? ?? ?.................................. .......... ................................................. ..... ...32
1.9.4 ????? ?? ? ?? ??.................................. .. ................................................. ............. .......33
1.10 ?? ?? ? ??.................................................. ....... ................................................. .........................33
1.10.1 printf ??(?? ?? ??).................................................. .................................34
1.10.2 scanf ??(?? ?? ??) .................................................. .................................35
1.11 ????? ????.................................................. .... ................................................. ........... .......35
1.12 ??............................................ ................................................. ............... .............................37
1.12.1 1?? ??.................................................. ..... ............................................ ....................................37
1.12.2 2?? ??.................................................. ..... ............................................ ....................................39
1.12.3 ?? ???.................................................................. .... ............................................. ................... ........40
1.12.4 ??? ??? ??.................................................. ... ................................................. ...............41
1.13 ???.................................................. ................................................. ............... .................................41