湖南工业大学C语言操作题答案.doc

#include #include void main() int arr10=11,4,2,7,3,12,5,34,5,9,i; int s=0; /*found*/ for ( i=0; i10; i+) /*found*/ if (i % 2 = 1) s = s + arri; printf(The result is: %dn, s); 参考答案：#include #include void main() int arr10=11,4,2,7,3,12,5,34,5,9,i; int s=0; /*found*/ for ( i=0;i=9; i+) /*found*/ if (arri % 2 = 1) s = s + arri; printf(The result is: %dn, s); #include stdio.h#include string.hvoid main( ) char s10; unsigned i;/*found*/1； scanf(%s,s);/*found*/for(i=0;2;i+) n=n*10+si-0; printf(n=%ldn,n);参考答案：#include stdio.h#include string.hvoid main( ) char s10; unsigned i;/*found*/ int n=0; scanf(%s,s);/*found*/for(i=0;i5;i+) n=n*10+si-0;printf(n=%ldn,n); #include #define N 3 int fun(int aNN) int min; /*begin*/ /*end*/ return min; void main() void NONO( );/函数声明 int aNN=-1,2,3,4,9,5,7,8,6; int i,j,min; printf(array is:n); for(i=0;iN;i+) for(j=0;jN;j+) printf(%5d,aij); printf(n); min=fun(a); printf(Result is: %dn,min); NONO( ); void NONO( ) FILE *fr,*fw; int i,j,k,m,aNN; fr=fopen(D:exam15400104PROGIN.DAT,r); fw=fopen(D:exam15400104PROGOUT.DAT,w); for(i=1;i=5;i+) for(j=0;jN;j+) for(k=0;kN;k+) fscanf(fr,%d,&ajk); fprintf(fw,%4d,ajk); fprintf(fw,Min = %dn,fun(a); fclose(fr); fclose(fw); 参考答案：#include #define N 3 int fun(int aNN) int min; /*begin*/int i,j; min=a00;for(i=0;iN;i+)for(j=0;jaij)min=aij; /*end*/ return min; void main() void NONO( );/函数声明int aNN=-1,2,3,4,9,5,7,8,6; int i,j,min; printf(array is:n); for(i=0;iN;i+) for(j=0;jN;j+) printf(%5d,aij); printf(n); min=fun(a); printf(Result is: %dn,min); NONO( ); void NONO( ) FILE *fr,*fw; int i,j,k,m,aNN; fr=fopen(D:exam15400104PROGIN.DAT,r); fw=fopen(D:exam15400104PROGOUT.DAT,w); for(i=1;i=5;i+) for(j=0;jN;j+) for(k=0;kN;k+) fscanf(fr,%d,&ajk); fprintf(fw,%4d,ajk); fprintf(fw,Min = %dn,fun(a); fclose(fr); fclose(fw); #include #include void main() int a33=4,4,34,37,3,12,5,6,5,i,j,max,min; max = min = a00; for ( i=0; i3; i+) /*found*/ for ( j=1; j3; j+) if ( max aij ) max = aij; /*found*/ if (min aij) min = aij; printf(The max is: %dn, max); printf(The min is: %dn, min); 参考答案：#include #include void main() int a33=4,4,34,37,3,12,5,6,5,i,j,max,min; max = min = a00; for ( i=0; i3; i+) /*found*/ for ( j=0; j3; j+) if ( max aij) min = aij; printf(The max is: %dn, max); printf(The min is: %dn, min);#include main() int i,g; for(i=1;i1000;i+) /*found*/ g=_(1)_10; /*found*/ if(_(2)_) printf(%4d,i); printf(n); 参考答案：#include main() int i,g; for(i=1;i1000;i+) /*found*/ / g=_(1)_10; g=i%10; /*found*/ / if(_(2)_) if(i=g*g*g) printf(%4d,i); printf(n); #include stdio.h int fun(int m,int n) /*begin*/ /*end*/ void main() void NONO( );/函数声明 int s; int m,n; printf(Enter m n:n); scanf(%d %d,&m,&n); s=fun(m,n); printf(s=%dn,s); NONO( ); void NONO( ) FILE *fr,*fw; int i,x,y; fr=fopen(D:exam15400116PROGIN.DAT,r); fw=fopen(D:exam15400116PROGOUT.DAT,w); for(i=1;i=5;i+) fscanf(fr,%d,%d,&x,&y); fprintf(fw,The Result is :%d*n,fun(x,y); fclose(fr); fclose(fw); 参考答案：#include stdio.h int fun(int m,int n) /*begin*/ int sum=0; for(m;m=n;m+) if(m%7!=0)&(m%5!=0) sum+=m; return sum; /*end*/ void main() void NONO( );/函数声明 int s; int m,n; printf(Enter m n:n); scanf(%d %d,&m,&n); s=fun(m,n); printf(s=%dn,s); NONO( ); void NONO( ) FILE *fr,*fw; int i,x,y; fr=fopen(D:exam15400116PROGIN.DAT,r); fw=fopen(D:exam15400116PROGOUT.DAT,w); for(i=1;i=5;i+) fscanf(fr,%d,%d,&x,&y); fprintf(fw,The Result is :%d*n,fun(x,y); fclose(fr); fclose(fw); #include #include #include void main() int x,y,t,max,min,i,n1,n2; printf(Please enter two numbers:); scanf(%d,%d,&x,&y); if(x y) t = x; x = y; y = t; n1=x; n2=y; t = n2 % n1; /*found*/ while( _(1)_ ) n2 = n1 ; n1 = t ; t = n2 % n1; /*found*/ max = _(2)_ ; min = x * y / max ; printf(max is : %dn,max); printf(min is : %dn,min); 参考答案：#include #include #include void main() int x,y,t,max,min,i,n1,n2; printf(Please enter two numbers:); scanf(%d,%d,&x,&y); if(x y) t = x; x = y; y = t; n1=x; n2=y; t = n2 % n1; /*found*/ /while( _(1)_ )while(t!=0) n2 = n1 ; n1 = t ; t = n2 % n1; /*found*/ /max = _(2)_ ;max=n1; min =x*y/max ; printf(max is : %dn,max); printf(min is : %dn,min); #include #include #include void main() int a12=2,3,5,7,8,9,10,11,12,13,15,17,i,j,k,s; /*found*/ _(1)_; for ( i=0; i12; i+) k=(int)sqrt(ai); for ( j=2;j k ) /*found*/ s=s+_(2)_; printf(Sum is: %dn,s); 参考答案：#include #include #include void main() int a12=2,3,5,7,8,9,10,11,12,13,15,17,i,j,k,s; /*found*/ /_(1)_; s=0; for ( i=0; i12; i+) k=(int)sqrt(ai); for ( j=2;j k ) /*found*/s=s+_(2)_;s=s+ai;printf(Sum is: %dn,s); #include #include #include #include void main() int score,t; printf(Please enter a score:); do scanf(%d,&score); while(score100); t=score/10; /*found*/ switch(score) case 10: case 9:printf(优秀!n);break; case 8:printf(良好!n);break; case 7:printf(中等!n);break; case 6:printf(及格!n);break; /*found*/ else :printf(不及格!n); 参考答案： #include #include #include #include void main() int score,t; printf(Please enter a score:); do scanf(%d,&score); while(score100); t=score/10; /*found*/ switch(t)/修改处 case 10: case 9:printf(优秀!n);break; case 8:printf(良好!n);break; case 7:printf(中等!n);break; case 6:printf(及格!n);break; /*found*/ default :printf(不及格!n);/修改处 #include #define M 100 void main() int a,b,i; a=0;b=0; /*found*/ for(i=1;_(1)_;i+=2) a+=i; /*found*/ _(2)_; printf(sum of evens is %dn,b); printf(sum of odds is %dn,a); 参考答案：#include #define M 100 void main() int a,b,i; a=0;b=0; /*found*/ / for(i=1;_(1)_;i+=2) for(i=1;iM;i+=2) a+=i; /*found*/ / _(2)_; b=5050-a; printf(sum of evens is %dn,b); printf(sum of odds is %dn,a); #include#includeintspace,other;voidfun(charstr)/*begin*/*end*/voidmain()voidNONO();/函数声明charstr80;printf(Inputstring:n);gets(str);fun(str);printf(空格：%d，非空格：%dn,space,other);NONO();voidNONO()FILE*fr,*fw;inti;chars80;fr=fopen(D:exam999999PROGIN.DAT,r);fw=fopen(D:exam999999PROGOUT.DAT,w);for(i=1;i=5;i+)fscanf(fr,%s,s);fun(s);fprintf(fw,空格：%d，非空格：%dn,space,other);fclose(fr);fclose(fw);参考答案： #include #include int space,other;void fun(char str) /*begin*/int i,space=0,other=0;for(i=0;stri!=0;i+)if(stri= )space+;else other+;printf(空格数为%d,space);printf(非空格数为%d,other); /*end*/ void main()void NONO( ); /函数声明char str80;printf(Input string:n);gets(str);fun(str);printf(空格：%d，非空格：%dn,space,other);NONO();void NONO( ) FILE *fr,*fw; int i; char s80; fr=fopen(D:exam999999PROGIN.DAT,r); fw=fopen(D:exam999999PROGOUT.DAT,w); for(i=1;i=5;i+) fscanf(fr,%s,s); fun(s); fprintf(fw,空格：%d，非空格：%dn,space,other); fclose(fr); fclose(fw); 参考答案：#include / 改错 #include int arrmax( int arr33) int i,j,max; max=arr00; /*found*/ for ( i=0; i3; i+) / 此处将1改为0，并且去掉等号 for ( j=0; j3; j+) if (max arrij) max = arrij; return (max); void main() int a33=4,4,34,7,3,12,5,6,5,i,j; /*found*/ printf(The max is: %dn,arrmax(a); /将arrmax(a00)改为arrmax(a) 参考答案：#define M 10 #include void main( ) int i,a100,t; /clrscr(); for(i=0;iM;i+) /*found*/ ai=i+1; /*found*/ for(i=0;iM/2;i+) aM-i-1=ai;for(i=0;iM;i+) printf(%5d,ai); printf(n); 参考答案：#include #include int fun(int m) /*begin*/int a1,a2,a3,s;a1=m/100;a2=m%100/10;a3=m%10;s=a1+a2+a3;return(s); /*end*/ void main() int m,s; /clrscr(); printf(Enter m :n); scanf(%d,&m); s=fun(m);printf(Result is:%dn,s); 参考答案：#include / 改错 #include main() int a10=10,4,2,7,3,12,5,34,5,9,i,s; / clrscr(); s = 0; /*found*/ for ( i=0; i10; i+) / 去掉等号 if (ai % 2 = 0) /*found*/ s = s + ai; / 将i改aiprintf(The result is: %dn, s); 参考答案：#include / 填空 #include void main( ) 02 int num,k; /clrscr() ; /*found*/ k=0; / 给k赋值 printf(Please enter a number:) ; scanf(%d,&num) ; do /*found*/ k=k+num%10 ; / num%10可求出num的各位 num/=10; while(num) ; printf(n%dn,k) ; 参考答案：#include / 改错 #include #include #include void main() int i,j,x,p; /clrscr(); x=1; /*found*/ j=12; while(j1) / 去掉等号 p=(x+1)*2; /*found*/ x=p; j-; printf(total is %dn,p); 参考答案：#include stdio.h / 改错 void main() long int f20=1,1; int i;/clrscr(); /*found*/ f0=1;f1=1; /赋初值 for(i=0;i20;i+) fi+2=fi+fi+1; / 保证前面两个数要输出，所以要这样改 /*found*/ if(i%5=0) printf(n); / i%5=0保证一行5个数输出 printf(%8ld,fi); printf(n); 参考答案：#include stdio.h / 编辑 #include math.h #include stdlib.h double fun(int n) /*begin*/double y=1.0;int i;for(i=2;i=n;i+)y+=1.0/(i*i);return (y); /*end*/ void main() double s; int n; /clrscr(); printf(Enter s:n); scanf(%d,&n); s=fun(n); printf(s= %.3fn,s); 参考答案：#include 填空 #include #include main() int m,n,i,t; long int s=0; /clrscr(); scanf(%d,%d,&m,&n); if( mn ) t=m; m=n; n=t; /*found*/ for (i=m;i=n;i+) if ( i%3=0 & i%7=0 ) s += i; /*found*/ printf(Sum is : %ldn,s ); 参考答案：#include 填空 void main() long s, t, sl=1; int d; /clrscr(); printf(nPlease enter s:); scanf(%ld, &s); t = 0; while ( s 0) d = s%10; /*found*/ if (d%2=0) / 判断余数 t=d * sl + t; sl *= 10; /*found*/ s =s/10; /遇到奇数退出循环后的处理 printf(The result is: %ldn, t); 参考答案：#include stdio.h / 填空#include string.h void main() char s10; int i; long int n; /clrscr(); /*found*/ n=0; / 赋初值 scanf(%s,s); for(i=0;istrlen(s);i+) /*found*/ n=n*10+si-0; / 将字符串转换成整数的方法 printf(n=%ldn,n); 参考答案：#include / 填空 #include double average( int arr , int n ) int k=0,i; double s; s = 0; for ( i=0 ;in; i+) /*found*/ if (arri % 2 =1) / 是恒等号 s = s + arri; k+; return (s/k) ; void main() int a12=10,4,2,7,3,12,5,34,5,9,21,18; double s;/ clrscr(); /*found*/ s = average(a,12); printf(The result is: %.2fn, s); 参考答案：#include #include #include void main() int a10=2,3,5,7,8,9,10,11,12,13,i,j,k,count; / clrscr(); count = 0; for ( i=0; i10; i+) k=sqrt(ai); for ( j=2; jk) count+; /*found*/printf(prime number(s) is(are): %dn,count);#include stdio.h double fun( int n ) double c