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| 1 | +/*Structures (also called structs) are a way to group several related variables into one place. |
| 2 | +Each variable in the structure is known as a member of the structure. |
| 3 | +Unlike an array, a structure can contain many different data types (int, float, char, etc.). |
| 4 | +specifications: get the student roll number,name and marks as input and display the grade of student according to the marks*/ |
| 5 | + |
| 6 | +#include<stdio.h> |
| 7 | +struct student |
| 8 | +{ |
| 9 | +int rollno; |
| 10 | +char name[50]; |
| 11 | +float marks; |
| 12 | +}; |
| 13 | +struct student s[3]; |
| 14 | +void main() |
| 15 | +{ |
| 16 | +for(int i=0;i<3;i++){ |
| 17 | +printf("\nenter the student roll number:"); |
| 18 | +scanf("%d",&s[i].rollno); |
| 19 | +printf("enter the student name:"); |
| 20 | +scanf("%s",s[i].name); |
| 21 | +printf("enter the student marks (out of 100):"); |
| 22 | +scanf("%f",&s[i].marks); |
| 23 | + |
| 24 | +if(s[i].marks>90){ |
| 25 | + |
| 26 | +printf("\ngrade of student %s is S",s[i].name); |
| 27 | + |
| 28 | +} |
| 29 | +else if(s[i].marks>80&&s[i].marks<=90) |
| 30 | +{ |
| 31 | +printf("\ngrade of student %s is A",s[i].name); |
| 32 | +} |
| 33 | +else if(s[i].marks>60&&s[i].marks<=80) |
| 34 | +{ |
| 35 | + |
| 36 | +printf("\ngrade of student %s is B",s[i].name); |
| 37 | + |
| 38 | +} |
| 39 | +else if(s[i].marks>40&&s[i].marks<=60) |
| 40 | +{ |
| 41 | +printf("\ngrade of student %s is C",s[i].name); |
| 42 | + |
| 43 | +} |
| 44 | + |
| 45 | +else if(s[i].marks<=40) |
| 46 | +{ |
| 47 | +printf("\ngrade of student %s is F",s[i].name); |
| 48 | + |
| 49 | +} |
| 50 | +} |
| 51 | +} |
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