ADD file via upload

5th.c

@@ -0,0 +1,107 @@
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+
+#define MAX_STUDENTS 3
+#define MAX_LENGTH 40
+
+int main() {
+   char data[MAX_STUDENTS][6][MAX_LENGTH] = {{"10001\0", "11\0", "Zhang\0", "99.5\0", "88.5\0", "89.5\0"},
+                                               {"10002\0", "12\0", "Yang\0", "77.9\0", "56.5\0", "87.5\0"},
+                                               {"10003\0", "11\0", "Liang\0", "92.5\0", "99.0\0", "60.5\0"}};
+    double sum[MAX_STUDENTS];
+    int i; 
+	for ( i = 0; i < MAX_STUDENTS; i++) {
+        sum[i] = atof(data[i][3]) + atof(data[i][4]) + atof(data[i][5]);
+    }
+    int i1;
+	for (i1 = 0; i1 < MAX_STUDENTS - 1; i1++) {
+        int j;
+		for (j = 0; j < MAX_STUDENTS - 1 - i1; j++) {
+            if (atoi(data[j][1]) > atoi(data[j + 1][1])) {
+                int k;
+				for ( k = 0; k < 6; k++) {
+                    char temp[MAX_LENGTH];
+                    strcpy(temp, data[j][k]);
+                    strcpy(data[j][k], data[j + 1][k]);
+                    strcpy(data[j + 1][k], temp);
+                }
+                double tempSum = sum[j];
+                sum[j] = sum[j + 1];
+                sum[j + 1] = tempSum;
+            } else if (atoi(data[j][1]) == atoi(data[j + 1][1]) && sum[j] > sum[j + 1]) {
+                int k1;
+				for (k1 = 0; k1 < 6; k1++) {
+                    char temp[MAX_LENGTH];
+                    strcpy(temp, data[j][k1]);
+                    strcpy(data[j][k1], data[j + 1][k1]);
+                    strcpy(data[j + 1][k1], temp);
+                }
+                double tempSum = sum[j];
+                sum[j] = sum[j + 1];
+                sum[j + 1] = tempSum;
+            }
+        }
+    }
+
+    char deletinfo[MAX_LENGTH];
+    int note = -1;
+    int count = 0;
+    fgets(deletinfo, MAX_LENGTH, stdin);
+    deletinfo[strcspn(deletinfo, "\n")] = '\0';
+    int i2;
+	for ( i2 = 0; i2 < MAX_STUDENTS; i2++) {
+        if (strcmp(data[i2][2], deletinfo) == 0) {
+            note = i;
+            break;
+        }
+    }
+    if (note == -1) {
+        int i3;
+		for ( i3 = 0; i3 < MAX_STUDENTS; i3++) {
+            if (strcmp(data[i3][0], deletinfo) == 0) {
+                note = i;
+                break;
+            }
+        }
+    }
+
+    if (note!= -1) {
+        printf("Are you sure(yes/no)?");
+        char con;
+        scanf(" %c", &con);
+        if (con == 'y') {
+           int a,b;
+		    for (a = note; a < MAX_STUDENTS - 1; a++) {
+                for ( b = 0; b < 6; b++) {
+                    strcpy(data[a][b], data[a + 1][b]);
+                }
+            }
+            int i4,j1;
+			for (i4 = 0; i4 < MAX_STUDENTS - 1; i4++) {
+                for ( j1 = 0; j1 < 6; j1++) {
+                    printf("%s ", data[i4][j1]);
+                }
+                printf("\n");
+            }
+        } else if (con == 'n') {
+           int i5,j2;
+		    for ( i5 = 0; i5 < MAX_STUDENTS; i5++) {
+                for ( j2 = 0; j2 < 6; j2++) {
+                    printf("%s ", data[i5][j2]);
+                }
+                printf("\n");
+            }
+        }
+    } else {
+        int i6,j3;
+		for ( i6 = 0; i6 < MAX_STUDENTS; i6++) {
+            for (j3 = 0; j3 < 6; j3++) {
+                printf("%s ", data[i6][j3]);
+            }
+            printf("\n");
+        }
+    }
+
+    return 0;
+}