C语言自测题

1C23C4C{5C{y=10}6Cifswitch7Cmain8C910#11#include12C//13C*/.14printf()15printf()%16printf()%dint17printf()%ffloat18printf()%5d51920scanf()21scanf()%22scanf()%d,%d@23Cc24C225Cwarning26C3for,while,do27Cgoto,returnbreak,continue28void29330#include31#include32printf()%6.2f633printf()%6.2f2234printf()%6.2f335scanf()%ffloat36scanf()%Lfdouble37Cerror38VC++dsp39.char140.12041.0255420x6243C\n44It\'s\'545printf(%c,'B'+2);D46abinta,b47++4835%349x15x/=250x=5y=10y*=++xy6051xyx&&y()52x=10x1053pow(4,3)64.054x=4.6floor(x)4.055sin48Csin(48*3.14159/180)56int457-4.2558-128+12759Its\40\n560340.253.4025e261constABC10constintABC=1062#defineABC100#defineABC==106328%864!65inta=12;a+=a*a;a15666C667x0&&y=5x=0||y568x(x&&!x)(x||!x)0169x=4.6ceil(x)5.070floor(2.3457*100+0.5)/1002.3571x5if(x10)x++;elsex--;x472x-10if(x)x++;elsex--;x-973switchcasebreakswitchif374C2.switchcase75for76Cconst77'A'~'Z'ASCII65~90intx='C'+5;x7278forwhile79n5s0while(n0)s+=n--;s1580381i0doi++;while(i*i10);482return83continue84x15if(x10)x++;elsex--;x1685x-10if(!x)x++;elsex--;x-1186x10switch(x%3){case0:x++;case1:x++;case2:x++;}x1287x10switch(x%3){case0:x++;break;case1:x++;default:x++;}x1288n10for(i=1;in;i++)S;i=1189n10for(i=0;;i++)if(in/3)break;i490n10for(i=1;in;i++)S;i++n-191n10for(i=0;in;i++)for(j=i;jn;j++)S;Sn(n+1)/292n10while(n--0)s+=n;1093n5s0while(n--0)s+=n;s1094do95n5s0dos+=n--;while(n0);s1596switchbreak97a[i]i98chara[8];899inta[10]={3,4,2,8,6};a[3]8100chara[10]='5'101inta[3][4]={{3,4},{2,8,6}};a[2][1]0102int*a[3][5];60103typedefintInteger;Integer104typedefintABC[10];ABC105\0106a[M][N]M107strcpy108inta[10]40109char*a[8];32110inta[10]={3,4,2,8,6};a[5]04111inta[]112inta[3][5];15113inta[3][4]={{3,4},{2,8,6}};a[1][2]6114nn+1115a[M][N]N-1116strcmp1174118*119pfloatp+1p(1)120mintm=7;int*p=&m121int*int**122pp*p123pxx*x124a*a++125inta[10],x,*pa=a;a[3]xx=*pa+3126chara[3][5];a[2][3]13127a[i][j]*a[i]+j128void*129int*p=calloc(24,sizeof(int));p24130DataTypeDataType*131NULL0132p(char*)p133pxint*p=&x134p25p+142*p++25135p&p136char*s=Helloworld!;pspchar*p=s137a*a++138charb[10]=12345,*p=b;*(p+2)'3'139inta[6][5];a[2][4]56140pa[10][20]pint(*p)[20]=a141int*p=malloc(sizeof(double)*2);1614210char*p=malloc(10)143intFunction(voida)144func(2+x,4*y,5)3145146intff(intx)aff(*a)1475148intf1(inta[][N],intn)int(*a)[N]149C44150151152153intff(int)int(*ff)(int)154AA(inta;intb)155static156externchar*f1(char*x){returnx;}extern157intff(int*x);a[10]ff(a[0])158intf1(inta[],intn);int*a159constintaa=10160161static162static163voidff(inta[],intn)void(*ff)(int*a,int)164struct165166structB{inta[5];char*b;};24167structBook{chartitle[20];doubleprice;}bk;structBookc=&bk;168structBook{chartitle[20];doubleprice;};structBook*x=calloc(sizeof(structBook));169xax.a170pbx:a171structAA{intdata,structAA*next;};nextstructAA*172fdatanextpp-next=ff=p173union174Cunionstruct(8)175176structA{inta,b;doublec;};16177structD{inta;D*next;};8178structBook{chartitle[20];doubleprice;};structBookb=(C++Programming,27.0)6179structBook{chartitle[20];doubleprice;};structBook*x=calloc(6,sizeof(structBook));180xax-a181p-name(*p).name182183fdatanextpp-next=ff=p184unionD{inta;D*next;};4185stdin186EOF187Cstdio.h188Cfopen()189Cr190Cab1912.43192fputs()193n-1an194fgetc()195n-1r0196fread()197fwrite()4198stdout199EOF-1200n0?(n-1)201Cw202C6203Cwb+204fgets()205fputc()206fwrite()207fread()471:C26()2C()3CABCabc()4C()5C()678math.h9stdio.h1011printf()12printf(%d-%d=%d,x,y,x-y);313printf(s=%s\n,abc);s=abc14printf(s=%c\n,abc);15printf(%d-%d=%d,x,y,x-y);16scanf()17scanf(%d%d,&x,&y);218scanf(%d%d,&x,&y);219C20C21C2223C24C25#include26#include27282930313233printf(%5d,x);x534printf(%6d,x);x635printf(%8.2f,x);x8836scanf(%d%d,&x,&y);xy37scanf(%s,x);x38scanf(%d-%d=%d,&x,&y,&z);39C40C41C42.343.248443.26453.26f46473.2648(float)25/4649x=x+yx=+y50++yy=y+151sizeof(25)452(x3&&x10)(x=3||x=10)53Cfabs(x)54x=-25abs(x)2555C563.26e4575859#define60const61(=)62x=52+x++763(int)14.6%5064x=x+1x++65x=5a=(x?10:20);a1066(ab||b==5)(ab&&b==5)67Cabs(x)68Cexit()69ifelse70ifelseif717273(=)74whilefor75while76do-while77do-while78break79return980continue81ifelse82forfor383forwhile84while85while86do-while87do-while88do-while89breakswitch90return91continue92939495doublea[M];1~M96int*a[3][5];97doublea[M][N];0~N-198typedefintintType;intintType99typedefcharBB[10][50];BB1050500100C101nn102chars2[4]=abcd;s2103104105106107108doublea[M][N];1~N109typedefcharBB[10];BB10110typedefcharBB[10][50];BB1050500111a[10][20]19112113xx*x114115int*p,**pp;ppp116p25p+142*++p4210117p25p-142*p--p421181.a*(a+i)a[i]1191.a*(a+i)a[i]120aa++121inta[3][5];int(*p)[5]=a;p++122stdio.h113malloc()114115int*p,pp;ppp116typedefint*inPointer;inPointerint*117aa+i&a[i]118inta[10],*p=a;*p++119a*(a[j]+i)a[i][j]120aaa[0]121calloc()122free123aa+ia4*i124void1251261271281291130131static0132133134C135136137138static0139140C141C142C143144145struct146(.)14711148(NULL)149150151152153154155.156157struct158159160C161.C162163.CFILEstdio.h164(+)165Cfopen()166167fputc()fputs()168fputs()fgets()169r170171Cfseek()172173174C