输出X图形 1 main() (int i,j,n; scanf ("d",&n); for(i=1;i=2*n-i)printf("*"); else printf("");) printf("\n");}
输出 X 图形 1 main() {int i,j,n; scanf("%d",&n); for(i=1;i=2*n-i) printf("*"); else printf(" ");} printf("\n");} }
2 #include main() (int i,j,k,n; scanf("号d",&n); for(i=1;i main() { int a,b,m,n; scanf("号d",&a); m=fun(a); b=a; for(b=a;b<=a+1000;b++)
2 #include main() {int i,j,k,n; scanf("%d",&n); for(i=1;i main() { int a,b,m,n; scanf("%d",&a); m=fun(a); b=a; for(b=a;b<=a+1000;b++) {
n=fun(b); if(n==a&&m==b) printf("号d-号d\n",a,b);break; 2 if(n！=allb！=m) printf("No output.") int fun(int p) int i,s=0; for(i=1;i<p;i++) if(p号i=0) s=sti; return (s); 编写程序，求e的值 1 main() (int x,i,n; double e=1,m,hi scanf("号d",&n); for(x=1;x<=n;x++) {m=1; for(i=1;i<=x;i++) m=m*i;h=1/m;} e=eth; printf("e=8f\n",e);) 2 main() (int i,n;double e=1,s=1; scanf ("d",&n); for(i=1;i<=n;i++) (s=s*i; e=e+1.0/s;J printf("e=号f\n",e):
n=fun(b); if(n==a&&m==b) { printf("%d-%d\n",a,b); break; } } if(n!=a||b!=m) printf("No output."); } int fun(int p) { int i,s=0; for(i=1;i<p;i++) if(p%i==0) s=s+i; return(s); } 编写程序，求 e 的值 1 main() {int x,i,n; double e=1,m,h; scanf("%d",&n); for(x=1;x<=n;x++) {{m=1; for(i=1;i<=x;i++) m=m*i;h=1/m;} e=e+h;} printf("e=%f\n",e);} 2 main() {int i,n;double e=1,s=1; scanf("%d",&n); for(i=1;i<=n;i++) {s=s*i; e=e+1.0/s;} printf("e=%f\n",e);
输入偶数，分解为两素数之和 1 main() int n,i; scanf("号d",&n): for(i=2;i1;i--) if(n号i=0) return(0); return(1); 2 fun(int m) (int k,t; for(k=2;k<m;k++) {iE(m号k=0) {t=0: return t; else t=1; } return t; 2 main() (int n,i,j; scanf ("d",&n); for(i=3:i<n-2;i++) (j=n-i; if(fun(i)&&fun()&i<=) printf ("d=d+d\n",n,i,j); getch();
} 输入偶数，分解为两素数之和 1 main() { int n,i; scanf("%d",&n); for(i=2;i1;i--) if(n%i==0) return(0); return(1); } 2 fun(int m) {int k,t; for(k=2;k<m;k++) {if(m%k==0) {t=0; return t; } else t=1; } return t; } main() {int n,i,j; scanf("%d",&n); for(i=3;i<n-2;i++) {j=n-i; if(fun(i)&&fun(j)&&i<=j) printf("%d=%d+%d\n",n,i,j); } getch();
画一个字母组成的菱形 1 main() (int n,i,j;char a; scanf("号c,号d",&a,&n)i for(i=1;in)&&(j==i-n+1llj==3*n-i-1))printf("$c",a+2*n- i-1): else printf("");) 2 main() (int i,j,n;char c,d,e; scanf("号c,号d",&c,&n); for(i=1;i<=n;i++) (d=c++;for(j=1;j<=2*n-1;j++) if(j==n+i-1|1j=n+1-i) printf("号c",d): else printf(""); printf("\n");} for(i=1:i<=n-1;i++) {e=-d;for(j=1:j<=2*n-1;j++) f(j=i+111j=2*n-1-i) printf("号c",d); else printf(""); printf("\n");) 输入一个日期，求第几天 1 main() {inty,i,m,d,n,a[13]={31,29,31,30,31,30,31,31,30,31,30,31J: scanf("号d,号d,号d",&y,&m,&d)；
} 画一个字母组成的菱形 1 main() {int n,i,j;char a; scanf("%c,%d",&a,&n); for(i=1;in)&&(j==i-n+1||j==3*n-i-1)) printf("%c",a+2*ni-1); else printf(" ");}} 2 main() {int i,j,n;char c,d,e; scanf("%c,%d",&c,&n); for(i=1;i<=n;i++) {d=c++; for(j=1;j<=2*n-1;j++) if(j==n+i-1||j==n+1-i) printf("%c",d); else printf(" "); printf("\n");} for(i=1;i<=n-1;i++) {e=--d; for(j=1;j<=2*n-1;j++) if(j==i+1||j==2*n-1-i) printf("%c",d); else printf(" "); printf("\n");} } 输入一个日期，求第几天 1 main() {int y,i,m,d,n,a[13]={31,29,31,30,31,30,31,31,30,31,30,31}; scanf("%d,%d,%d",&y,&m,&d);
n=0; for(i=0;i=1;j--)printf ("82d",j); printf ("\n");
n=0; for(i=0;i=1;j--)printf("%2d",j); printf("\n"); } }
2 main() (int i,j,k,n; scanf("号d",&n); for(i=1;i=n+1-i&&jn&&jn&&j=n-i+1&j<=2*n+i-2)printf("*"): else printf("");] else if (j==n-i+1llj==2*n+i-2)printf("*"); else printf("");}
2 main() {int i,j,k,n; scanf("%d",&n); for(i=1;i=n+1-i&&jn&&jn&&j=n-i+1&&j<=2*n+i-2) printf("*"); else printf(" ");} else if(j==n-i+1||j==2*n+i-2) printf("*"); else printf(" ");}
printf("\n");} getch(); 编程计算 1 main() int n,j=1; double s=0,i; scanf("号d",&n); for(i=1;i main() int i,k,n;float j,s; scanf("d",&n); for(s=0.0,i=1,k=1;i<=n;i++) {j=k*(1.0/i): s=s+j;k=k*(-1):} printf ("s=8.4f\n",s); getch();}
printf("\n");} getch(); } 编程计算 1 main() { int n,j=1; double s=0,i; scanf("%d",&n); for(i=1;i main() { int i,k,n;float j,s; scanf("%d",&n); for(s=0.0,i=1,k=1;i<=n;i++) { j=k*(1.0/i); s=s+j; k=k*(-1);} printf("s=%.4f\n",s); getch();}