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  1. #include <stdio.h>
  2. #include <string.h>
  3.  
  4. void chuyen(char a[],int t){
  5. 	for(int i = 0;i < t/2;i++){
  6. 		char temp = a[t-i-1];
  7. 		a[t-1-i] = a[i];
  8. 		a[i] = temp;
  9. 	}
  10. }
  11. int sosanh(char a[], char b[]){
  12.     int lena = strlen(a);
  13.     int lenb = strlen(b);
  14.     if(lena != lenb) return lena - lenb;
  15.     return strcmp(a, b);
  16. }
  17.  
  18. void tong(char a[],char b[],char c[]){
  19. 	int soa = strlen(a)-1;
  20. 	int sob = strlen(b)-1;
  21. 	int t = 0;
  22. 	int nho = 0;
  23. 	while(soa >= 0 || sob >= 0 || nho != 0){
  24. 		int digita,digitb;
  25. 		if(soa >= 0){
  26. 			digita = a[soa] - '0';
  27. 		}
  28. 		else digita= 0;
  29. 		if(sob >= 0){
  30. 			digitb = b[sob] - '0';
  31. 		}
  32. 		else digitb = 0;
  33.  
  34. 		int sum = digita + digitb + nho;
  35. 		if(sum < 10 ){
  36. 			c[t++] = sum + '0';
  37. 			nho = 0;
  38. 		}
  39. 		else{
  40. 			c[t++] = (sum % 10) + '0';
  41. 			nho = 1;
  42. 		}
  43. 		soa--;
  44. 		sob--;
  45. 	}
  46. 	c[t] = '\0';
  47. 	chuyen(c,t);
  48. }
  49. int main(){
  50. 	int n;
  51. 	scanf("%d", &n);
  52. 	char max[35];
  53. 	char min[35];
  54. 	for(int i = 0;i < n;i++){
  55.  
  56. 		char a[35];
  57. 		scanf("%s", a);
  58. 		if(i == 0){
  59. 			strcpy(max,a);
  60. 			strcpy(min,a);
  61. 		}
  62. 		if(sosanh(a,min) < 0){
  63. 			strcpy(min,a);
  64. 		}
  65. 		if(sosanh(a,max) > 0){
  66. 			strcpy(max,a);
  67. 		}
  68.  
  69. 	}
  70. 	char sum[65];
  71. 	tong(min,max,sum);
  72. 	printf("%s\n", min);
  73. 	printf("%s\n", max);
  74. 	printf("%s", sum);	
  75. 	return 0;
  76. }
  77.  
Success #stdin #stdout 0s 5316KB
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https://ideone.com/yqNJlY
language:
C (gcc 8.3)
created:
4 days ago
visibility:
public

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