diff --git a/2ano/1semestre/README.md b/2ano/1semestre/README.md
index ced4321..b13f537 100644
--- a/2ano/1semestre/README.md
+++ b/2ano/1semestre/README.md
@@ -1,7 +1,7 @@
 # 1º Semestre
 ## Todo o material das cadeiras do 1º semestre do 2º ano:
 
-- [Algorítmos e Estruturas de Dados](https://github.com/TiagoRG/uaveiro-leci/tree/master/2ano/1semestre/aed)
+- [Algoritmos e Estruturas de Dados](https://github.com/TiagoRG/uaveiro-leci/tree/master/2ano/1semestre/aed)
 - [Arquiteturas de Computadores 1](https://github.com/TiagoRG/uaveiro-leci/tree/master/2ano/1semestre/ac1)
 - [Redes de Comunicação](https://github.com/TiagoRG/uaveiro-leci/tree/master/2ano/1semestre/rc1)
 - [Mecânica e Campo Eletromagnético](https://github.com/TiagoRG/uaveiro-leci/tree/master/2ano/1semestre/mce)
diff --git a/2ano/1semestre/aed/README.md b/2ano/1semestre/aed/README.md
index 46da423..43d0fdf 100644
--- a/2ano/1semestre/aed/README.md
+++ b/2ano/1semestre/aed/README.md
@@ -1,4 +1,4 @@
-# Algorítmos e Estruturas de Dados
+# Algoritmos e Estruturas de Dados
 ### Projetos + resoluções de exercícios organizados por aulas
 ### Linguagem usada: C
 
diff --git a/2ano/1semestre/aed/aula01/AED_Guiao_01.pdf b/2ano/1semestre/aed/aula01/AED_Guiao_01.pdf
new file mode 100644
index 0000000..0af0467
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diff --git a/2ano/1semestre/aed/aula01/ProgA b/2ano/1semestre/aed/aula01/ProgA
new file mode 100755
index 0000000..b52d5b2
Binary files /dev/null and b/2ano/1semestre/aed/aula01/ProgA differ
diff --git a/2ano/1semestre/aed/aula01/ProgA.c b/2ano/1semestre/aed/aula01/ProgA.c
new file mode 100644
index 0000000..1a48a6f
--- /dev/null
+++ b/2ano/1semestre/aed/aula01/ProgA.c
@@ -0,0 +1,36 @@
+#include <stdio.h>
+
+int arr_length(int arr[])
+{
+    int count = 0;
+    for(int i=0; arr[i]!='\0'; i++) {
+        count++;
+    }
+    return count;
+}
+
+void print_array(char s[], int arr[]) {
+    printf("%s:\n", s);
+    for (int i=0; i<arr_length(arr); i++) {
+        printf("%d ", arr[i]);
+    }
+    printf("\n");
+}
+
+void cumSum(int a[], int b[]) {
+    int c = 0;
+    for (int i=0; i<arr_length(a); i++) {
+        c += a[i];
+        b[i] = c;
+    }
+}
+
+int main() {
+    int a[12] = {31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};
+    print_array("a", a);
+
+    int b[12] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
+    //print_array("b", b);
+    cumSum(a, b);
+    print_array("b", b);
+}
diff --git a/2ano/1semestre/aed/aula01/ProgA.java b/2ano/1semestre/aed/aula01/ProgA.java
new file mode 100644
index 0000000..f5a5ddd
--- /dev/null
+++ b/2ano/1semestre/aed/aula01/ProgA.java
@@ -0,0 +1,33 @@
+
+/*
+Crie um programa em C equivalente a este em Java.
+*/
+
+public class ProgA {
+    
+    public static void main(String[] args) {
+        int[] a = {31,28,31,30,31,30,31,31,30,31,30,31};
+        printArray("a", a);
+
+        int[] b = new int[12];
+        cumSum(a, b);
+        printArray("b", b);
+    }
+
+    public static void printArray(String s, int[] a) {
+        System.out.println(s + ":");
+        for (int i=0; i<a.length; i++) {
+            System.out.print(a[i]+" ");
+        }
+        System.out.println();
+    }
+
+    public static void cumSum(int[] a, int[] b) {
+        int c = 0;
+        for (int i=0; i<a.length; i++) {
+            c += a[i];
+            b[i] = c;
+        }
+    }
+}
+
diff --git a/2ano/1semestre/aed/aula01/hello_x b/2ano/1semestre/aed/aula01/hello_x
new file mode 100755
index 0000000..448cfe5
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diff --git a/2ano/1semestre/aed/aula01/hello_x.c b/2ano/1semestre/aed/aula01/hello_x.c
new file mode 100644
index 0000000..934090c
--- /dev/null
+++ b/2ano/1semestre/aed/aula01/hello_x.c
@@ -0,0 +1,10 @@
+#include <stdio.h>
+#include <string.h>
+
+int main() {
+    char name[50];
+
+    scanf("Test: %s", name);
+    printf("Hello, %s", name);    
+    return 0;
+}
diff --git a/2ano/1semestre/aed/aula01/prim_types b/2ano/1semestre/aed/aula01/prim_types
new file mode 100755
index 0000000..fbc5578
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diff --git a/2ano/1semestre/aed/aula01/prim_types.c b/2ano/1semestre/aed/aula01/prim_types.c
new file mode 100644
index 0000000..5e64446
--- /dev/null
+++ b/2ano/1semestre/aed/aula01/prim_types.c
@@ -0,0 +1,13 @@
+#include <stdio.h>
+
+int main() {
+    printf("Sizeof(void *) ...... %ld\n", sizeof(void *));
+    printf("Sizeof(void) ........ %ld\n", sizeof(void));
+    printf("Sizeof(char) ........ %ld\n", sizeof(char));
+    printf("Sizeof(short) ....... %ld\n", sizeof(short));
+    printf("Sizeof(int) ......... %ld\n", sizeof(int));
+    printf("Sizeof(long) ........ %ld\n", sizeof(long));
+    printf("Sizeof(long long) ... %ld\n", sizeof(long long));
+    printf("Sizeof(float) ....... %ld\n", sizeof(float));
+    printf("Sizeof(double) ...... %ld\n", sizeof(double));
+}
diff --git a/2ano/1semestre/aed/aula01/simplest_1 b/2ano/1semestre/aed/aula01/simplest_1
new file mode 100755
index 0000000..5239a04
Binary files /dev/null and b/2ano/1semestre/aed/aula01/simplest_1 differ
diff --git a/2ano/1semestre/aed/aula01/simplest_1.c b/2ano/1semestre/aed/aula01/simplest_1.c
new file mode 100644
index 0000000..cc61b87
--- /dev/null
+++ b/2ano/1semestre/aed/aula01/simplest_1.c
@@ -0,0 +1,8 @@
+#include<stdio.h>
+
+int main() {
+    printf("Hello world!\n");
+    printf("%ld\n", __STDC_VERSION__);
+
+    return 0;
+}
diff --git a/2ano/1semestre/aed/aula01/table1 b/2ano/1semestre/aed/aula01/table1
new file mode 100755
index 0000000..de49c8c
Binary files /dev/null and b/2ano/1semestre/aed/aula01/table1 differ
diff --git a/2ano/1semestre/aed/aula01/table1.c b/2ano/1semestre/aed/aula01/table1.c
new file mode 100644
index 0000000..f44d680
--- /dev/null
+++ b/2ano/1semestre/aed/aula01/table1.c
@@ -0,0 +1,16 @@
+#include <math.h>
+#include <stdio.h>
+
+int main() {
+    int lines;
+
+    printf("Número de linhas: ");
+    scanf("%d", &lines);
+    
+    printf("%5s | %10s | %s \n", "Number", "Square", "Square Root");
+    for(int i = 1; i<=lines; i++) {
+        printf("%6d | %10d | %.4f\n", i, i*i, sqrt(i));
+    }
+
+    return 0;
+}
diff --git a/2ano/1semestre/aed/aula01/table2 b/2ano/1semestre/aed/aula01/table2
new file mode 100755
index 0000000..023be08
Binary files /dev/null and b/2ano/1semestre/aed/aula01/table2 differ
diff --git a/2ano/1semestre/aed/aula01/table2.c b/2ano/1semestre/aed/aula01/table2.c
new file mode 100644
index 0000000..c61e584
--- /dev/null
+++ b/2ano/1semestre/aed/aula01/table2.c
@@ -0,0 +1,20 @@
+#include <math.h>
+#include <stdio.h>
+#define to_rad(deg) ((deg)*M_PI/180)
+
+int main() {
+    FILE *output_file;
+
+    output_file = fopen("table2.txt", "w");
+
+    printf("%3s | %s | %s\n", "ang", "sin(ang)", "cos(ang)");
+    fprintf(output_file, "%3s | %s | %s\n", "ang", "sin(ang)", "cos(ang)");
+
+    for (int i = 0; i < 360; i+=5) {
+        printf("%3d | %.5f | %.5f\n", i, sin(to_rad(i)), cos(to_rad(i)));
+        fprintf(output_file, "%3d | %.5f | %.5f\n", i, sin(to_rad(i)), cos(to_rad(i)));
+    }
+    
+    fclose(output_file);
+    return 0;
+}
diff --git a/2ano/1semestre/aed/aula01/table2.txt b/2ano/1semestre/aed/aula01/table2.txt
new file mode 100644
index 0000000..a622ca4
--- /dev/null
+++ b/2ano/1semestre/aed/aula01/table2.txt
@@ -0,0 +1,73 @@
+ang | sin(ang) | cos(ang)
+  0 | 0.00000 | 1.00000
+  5 | 0.08716 | 0.99619
+ 10 | 0.17365 | 0.98481
+ 15 | 0.25882 | 0.96593
+ 20 | 0.34202 | 0.93969
+ 25 | 0.42262 | 0.90631
+ 30 | 0.50000 | 0.86603
+ 35 | 0.57358 | 0.81915
+ 40 | 0.64279 | 0.76604
+ 45 | 0.70711 | 0.70711
+ 50 | 0.76604 | 0.64279
+ 55 | 0.81915 | 0.57358
+ 60 | 0.86603 | 0.50000
+ 65 | 0.90631 | 0.42262
+ 70 | 0.93969 | 0.34202
+ 75 | 0.96593 | 0.25882
+ 80 | 0.98481 | 0.17365
+ 85 | 0.99619 | 0.08716
+ 90 | 1.00000 | 0.00000
+ 95 | 0.99619 | -0.08716
+100 | 0.98481 | -0.17365
+105 | 0.96593 | -0.25882
+110 | 0.93969 | -0.34202
+115 | 0.90631 | -0.42262
+120 | 0.86603 | -0.50000
+125 | 0.81915 | -0.57358
+130 | 0.76604 | -0.64279
+135 | 0.70711 | -0.70711
+140 | 0.64279 | -0.76604
+145 | 0.57358 | -0.81915
+150 | 0.50000 | -0.86603
+155 | 0.42262 | -0.90631
+160 | 0.34202 | -0.93969
+165 | 0.25882 | -0.96593
+170 | 0.17365 | -0.98481
+175 | 0.08716 | -0.99619
+180 | 0.00000 | -1.00000
+185 | -0.08716 | -0.99619
+190 | -0.17365 | -0.98481
+195 | -0.25882 | -0.96593
+200 | -0.34202 | -0.93969
+205 | -0.42262 | -0.90631
+210 | -0.50000 | -0.86603
+215 | -0.57358 | -0.81915
+220 | -0.64279 | -0.76604
+225 | -0.70711 | -0.70711
+230 | -0.76604 | -0.64279
+235 | -0.81915 | -0.57358
+240 | -0.86603 | -0.50000
+245 | -0.90631 | -0.42262
+250 | -0.93969 | -0.34202
+255 | -0.96593 | -0.25882
+260 | -0.98481 | -0.17365
+265 | -0.99619 | -0.08716
+270 | -1.00000 | -0.00000
+275 | -0.99619 | 0.08716
+280 | -0.98481 | 0.17365
+285 | -0.96593 | 0.25882
+290 | -0.93969 | 0.34202
+295 | -0.90631 | 0.42262
+300 | -0.86603 | 0.50000
+305 | -0.81915 | 0.57358
+310 | -0.76604 | 0.64279
+315 | -0.70711 | 0.70711
+320 | -0.64279 | 0.76604
+325 | -0.57358 | 0.81915
+330 | -0.50000 | 0.86603
+335 | -0.42262 | 0.90631
+340 | -0.34202 | 0.93969
+345 | -0.25882 | 0.96593
+350 | -0.17365 | 0.98481
+355 | -0.08716 | 0.99619
diff --git a/2ano/1semestre/aed/slides/01_AED_Linguagem_C_I.pdf b/2ano/1semestre/aed/slides/01_AED_Linguagem_C_I.pdf
new file mode 100644
index 0000000..fd41112
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diff --git a/2ano/README.md b/2ano/README.md
index 95b892e..33d0524 100644
--- a/2ano/README.md
+++ b/2ano/README.md
@@ -2,7 +2,7 @@
 ## Todo o material das cadeiras do 2º ano:
 
 ### [1º Semestre](https://github.com/TiagoRG/uaveiro-leci/tree/master/2ano/1semestre)
-  - [Algor&iacute;tmos e Estruturas de Dados](https://github.com/TiagoRG/uaveiro-leci/tree/master/2ano/1semestre/aed)
+  - [Algoritmos e Estruturas de Dados](https://github.com/TiagoRG/uaveiro-leci/tree/master/2ano/1semestre/aed)
   - [Arquiteturas de Computadores 1](https://github.com/TiagoRG/uaveiro-leci/tree/master/2ano/1semestre/ac1)
   - [Redes de Comunicação](https://github.com/TiagoRG/uaveiro-leci/tree/master/2ano/1semestre/rc1)
   - [Mecânica e Campo Eletromagnético](https://github.com/TiagoRG/uaveiro-leci/tree/master/2ano/1semestre/mce)
diff --git a/README.md b/README.md
index 2ffd085..e0f8633 100755
--- a/README.md
+++ b/README.md
@@ -23,7 +23,7 @@ Pode usar todo o material/código/etc. disponibilizado mas é expressamente proi
  
 ## [2º Ano](https://github.com/TiagoRG/uaveiro-leci/tree/master/2ano/1semestre)
 - ### [1º Semestre](https://github.com/TiagoRG/uaveiro-leci/tree/master/2ano/1semestre)
-  - [Algor&iacute;tmos e Estruturas de Dados](https://github.com/TiagoRG/uaveiro-leci/tree/master/2ano/1semestre/aed)
+  - [Algoritmos e Estruturas de Dados](https://github.com/TiagoRG/uaveiro-leci/tree/master/2ano/1semestre/aed)
   - [Arquiteturas de Computadores 1](https://github.com/TiagoRG/uaveiro-leci/tree/master/2ano/1semestre/ac1)
   - [Redes de Comunicação](https://github.com/TiagoRG/uaveiro-leci/tree/master/2ano/1semestre/rc1)
   - [Mecânica e Campo Eletromagnético](https://github.com/TiagoRG/uaveiro-leci/tree/master/2ano/1semestre/mce)