EchoBack C-C Language Compiler Simulator

#include <stdio.h> int main() { printf("Hello, World!\nI am Echoback C!"); return 0; }

#include <stdio.h> int main() { int value1, value2, sum; printf("Enter the first value: "); scanf("%d", &value1); printf("Enter the second value: "); scanf("%d", &value2); sum = value1 + value2; printf("Sum: %d\n", sum); return 0; }

#include <stdio.h> int main() { FILE *file = fopen("hello_world.txt", "w"); if (file == NULL) { printf("Cannot open file.\n"); return 1; } fprintf(file, "Hello, World!\nI am Echoback C!"); fclose(file); return 0; }

#include <stdio.h> int main() { int rows, coef = 1, space, i, j; printf("Enter the number of rows: "); scanf("%d", &rows); printf("\nPascal's Triangle:\n\n"); for (i = 0; i < rows; i++) { for (space = 1; space <= rows - i; space++) printf(" "); for (j = 0; j <= i; j++) { if (j == 0 || i == 0) coef = 1; else coef = coef * (i - j + 1) / j; printf("%4d", coef); } printf("\n"); } return 0; }