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#includeint main(void){ char ch='w'; int a=2,b=0,c=0; float x=3.0; printf("%d",a&&b); printf("%d",a||b&&c); printf("%d",!a&&b); printf("%d",a||3+10&&2); printf("%d",!(x==2)); printf("%d",!x==2); print 阅读全文
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#includeint main(void){ char ch; printf("input characters:"); ch=getchar( ); while(ch !='\n'){ if(ch>='A'&&ch='a'&&ch<='z') ch=ch-'a'+'A'; putchar(ch); ch=getchar( ); } return 0;} 阅读全文
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#includeint main(void){ char ch='w'; int a=2,b=3,c=1,d,x=10; printf("%d",a>b==c); printf("%d",d=a>b); printf("%d",ch>'a'+1); printf("%d",d=a+b>c); printf("%d",b-1==a!=c); printf("%d\n",3<=x<=5); return 0;} 阅读全文
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#includeint main(void){ int i; char ch_lower,ch_upper; for(i=1;i='a'&&ch_lower%c->%d\n",ch_lower,ch_upper,ch_upper%10);}return 0;} 阅读全文
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#includedouble fact_s(int n);int main(void){ int i,n; printf("Input n:"); scanf_s("%d",&n); for(i=1;i<=n;i++) printf("%3d!=%.0f\n",i,fact_s(i)); return 0;}double fact_s(int n){ static double f=1; f=f*n; return(f);} 阅读全文
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#includefloat cash;int main(void){ int choice; float value; void income(float number),expend(float number); cash=0; printf("Enter operate choice(0--end,1--income,2--expend):"); scanf_s("%d",&choice); while(choice!=0){ if(choice==1||choice==2){ printf("Enter cas... 阅读全文
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#includeint x;int f( );int main(void){ int a=1; x=a; a=f( ); { int b=2; b=a+b; x=x+b; } printf("%d%d",a,x); return 0;}int f(){ int x=4; return x;} 阅读全文
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#includefloat result_real,result_imag;int main(void){ float imag1,imag2,reall,real2; void complex_prod(float reall,float imag1,float real2, float imag2); void complex_add(float reall,float imag1,float real2,float imag2); printf("Enter 1st complex number(real and imaginary):"); scanf_s... 阅读全文
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#includeint main(void){ void pyramid(int n); pyramid(5); return 0;}void pyramid(int n){ int i,j; for(i=1;i<=n;i++){ for(j=1;j<=n-i;j++) printf(" "); for(j=1;j<=i;j++) printf("%d ",i); putchar('\n'); }} 阅读全文
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#include#includeint main(void){ int count,m; int prime(int m); count=0; for(m=2;m<=100;m++){ if(prime(m) !=0){ printf("%6d",m); count++; if(count%10==0) printf("\n"); } } printf("\n");}int prime(int m){ int i,n; if(m==1)return 0;... 阅读全文