四道题目，求解答！
\u6c42\u56db\u9053\u9898\u76ee\u7684\u89e3\u7b54\u4e00\u9898 #include #include struct books{ char name[20]; double price; }; int main(void) { struct books s[30]; int n; int i; char max[30],min[30]; double p1,p2; p1=-1; p2=10000; printf("Input n: "); scanf("%d",&n); for (i=0;is[i].price) { strcpy(min,s[i].name);p2=s[i].price;} } printf("The book with the max price:%s,%.1f\n",max,p1); printf("The book with the min price:%s,%.1f",min,p2); system("pause"); return 0; }\u8fd9\u662f\u7b2c\u4e8c\u9898#include int main() { int day[35],a,b,i,j=1; scanf("%d %d",&a,&b); for(i=0;i #include int main() { char a[1000]; int l,i,k,m; gets(a); l=strlen(a); for(i=l-1;i>=0;i--) { k=a[i]-'0'; if(k%2==1) putchar(a[i]); } printf(" "); m=l-1; for(i=l-1;i>=0;i--) { k=a[i]-'0'; if(k!=0) break; } for(;i>=0;i--) { k=a[i]-'0'; if(k%2==0) putchar(a[i]); } return 0; } \u56db\u9898 #include int main() { int a[10],max,min,i,close=0,less=0,k,j; double sum,cha; scanf("%d",&a[0]); max=min=0; sum=a[0]; for(i=1;ia[max]) max=i; if(a[i]sum&&cha>(a[i]-sum)) {cha=a[i]-sum; close=i; } } printf("Closest to: a[%d]=%d\n",close,a[close]); printf("Less than: %d\n",less); for(j=0;ja[i+1]) { k=a[i]; a[i]=a[i+1]; a[i+1]=k; } } } printf("Sort: "); for(i=0;i #include int main() { char a[1000]; int l,i,ne[1000],temp,j,min_index; gets(a); l=strlen(a); for(i=0;i=0;i--) printf("%d",ne[i]); printf(" "); for(i=0;i<l;i++) { if(ne[i]!=0) break; } for(;i<l;i++) printf("%d",ne[i]); return 0; } \u7ed9\u5206\u5440\u5440\u5440 \u7ed9\u5206\u5440 \u540c\u5b66
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绛旓細鍒嗙鍙橀噺 dy/y=xdx/(1+x^2)鍒嗗埆绉垎 ln|y|=ln((1+x^2)^(1/2))+C 鏁厃=C(x^2+1)^(1/2)4.鐩寸嚎娉曞悜閲(-1/2,1,1)浜庢槸 zx=-1/2 zy=1 寰 x=-1/2 y=-1/2 瀹规槗寰 z=-1/8 鏁呭垏骞抽潰鏂圭▼ 4x-8y-8z-3=0 鍙傝冭祫鏂欙細涓嶅ソ鎰忔 绗笁銆鍥涢绠楅敊浜 浠呬緵鍙傝 宸蹭慨姝 ...
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